Number 31

In La Primitiva under the 6/49 + 1/49 · since Jan 2013 rules — 1,643 draws, 6 from 1–49.

188times drawn · chance expected 201 −0.99σ

16draws waiting · a wait this long: 14% for any number

8.7average wait between appearances · chance says 8.2

32longest completed wait · 96% chance of one at least that long

31 is drawn as often as chance explains

Drawn 188 times in 1,643 draws against 201.2 expected, −0.99σ. Each draw is independent: after 16 draws away it is exactly as likely tonight as a number drawn yesterday. It has also come out as the bonus ball 25 times, counted separately.

Number 31, draw by draw

Drawn 188 times in 1,643 draws · average wait 8.7 draws · longest completed wait 32 · waiting 16 draws now

a completed wait — darker is longer the wait still running — a lower bound, not a finished gap

Where it lands in a sorted draw

Sort a draw and 31 has a favourite seat — chance gives a large number the high positions more often. That is the shape of sorting, not of the machine.

1st smallest0 · chance 0.9
2nd smallest16 · chance 10.1
3rd smallest43 · chance 39.0
4th smallest70 · chance 68.2
5th smallest47 · chance 54.2
6th smallest12 · chance 15.6

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 19.6 shared draws, and the leaders are simply the ones that came out ahead this time.

32 43 34 3 25 7

It has shared a draw with every one of the other 48 numbers; chance expected about 0.0 still unmet by now. Every pair →

How many people play it

Under the crowd model, 31 is picked about 1.22× as often as an indifferent choice — 15th most popular of 49. That changes nothing about whether it comes up, and everything about how many ways a jackpot on it would be shared.

Numbers 1–31 — the birthday zone ×1.22

The model and its sources → · What people believe about 31 →

Every draw it appeared in

Date	Wait	Position	The draw
2026-09-05	2	4th	3 12 19 31 45 47
2026-08-31	14	5th	5 17 20 23 31 41
2026-07-30	1	4th	7 16 28 31 34 41
2026-07-27	2	4th	12

What this cannot tell you

Nothing here predicts the next draw. A number’s history is a record of a fair machine’s past, and the machine keeps none of it: 31 is drawn with probability 6/49 tonight whatever it did last week.

2025-03-17	4	6th	5 9 11 28 30 31
2025-03-08	1	4th	6 17 24 31 37 47
2025-03-06	4	5th	3 15 16 27 31 35
2025-02-24	13	4th	17 21 25 31 42 43
2025-01-25	8	5th	2 12 15 22 31 47
2025-01-06	2	4th	6 24 27 31 33 34
2025-01-02	5	5th	6 8 10 14 31 47
2024-12-21	3	5th	4 7 21 23 31 46
2024-12-14	3	2nd	13 31 32 33 35 43
2024-12-07	1	4th	8 9 27 31 32 43
2024-12-05	4	4th	2 7 10 31 42 44
2024-11-25	1	3rd	21 25 31 32 44 48
2024-11-23	11	2nd	21 31 38 39 41 49
2024-10-28	21	5th	8 12 14 29 31 33
2024-09-09	8	2nd	27 31 33 34 40 46
2024-08-22	6	2nd	8 31 33 40 41 42
2024-08-08	10	4th	10 20 21 31 38 46
2024-07-15	11	5th	11 19 21 30 31 34
2024-06-20	2	3rd	2 27 31 39 47 48
2024-06-15	3	2nd	18 31 37 39 45 47
2024-06-08	5	5th	3 4 10 29 31 48
2024-05-27	5	3rd	9 14 31 41 42 43
2024-05-16	2	4th	13 20 29 31 36 39
2024-05-11	1	2nd	5 31 36 38 40 42
2024-05-09	14	4th	11 16 22 31 37 42
2024-04-06	1	4th	7 10 28 31 34 44
2024-04-04	6	4th	3 9 23 31 34 37
2024-03-21	13	3rd	4 17 31 39 48 49
2024-02-19	3	4th	3 13 18 31 33 35
2024-02-12	19	5th	5 18 20 29 31 37
2023-12-30	2	2nd	14 31 34 36 38 48
2023-12-25	20	4th	12 13 22 31 33 44
2023-11-09	1	2nd	27 31 32 38 39 45
2023-11-06	11	4th	4 23 26 31 35 47
2023-10-12	10	5th	1 3 22 24 31 44
2023-09-18	13	5th	2 7 10 20 31 40
2023-08-19	5	5th	2 3 12 26 31 42
2023-08-07	2	4th	16 25 26 31 45 47
2023-08-03	26	6th	3 8 12 13 29 31
2023-06-03	14	5th	19 27 28 30 31 36
2023-05-01	1	2nd	6 31 34 39 40 41
2023-04-29	14	4th	13 14 27 31 46 48
2023-03-27	6	4th	2 6 20 31 44 49
2023-03-13	2	3rd	11 15 31 33 36 37
2023-03-09	18	3rd	3 18 31 35 41 49
2023-01-26	19	3rd	13 19 31 35 39 45
2022-12-12	26	4th	11 20 25 31 38 41
2022-10-13	23	2nd	1 31 32 36 39 43
2022-08-20	4	3rd	19 29 31 37 38 39
2022-08-11	5	4th	5 7 8 31 40 43
2022-07-30	18	5th	1 10 28 30 31 35
2022-06-09	4	4th	1 17 22 31 38 45
2022-05-26	22	4th	2 18 30 31 34 43
2022-03-10	7	4th	9 23 25 31 45 48
2022-02-12	4	3rd	2 18 31 40 43 45
2022-01-29	1	4th	4 7 11 31 32 49
2022-01-27	24	4th	5 9 25 31 33 49
2021-11-04	13	4th	22 24 25 31 45 47
2021-09-18	10	3rd	3 28 31 34 43 46
2021-08-14	6	4th	16 19 26 31 33 40
2021-07-24	12	3rd	11 26 31 32 43 45
2021-06-12	4	4th	1 19 23 31 38 48
2021-05-29	6	5th	6 7 19 21 31 42
2021-05-08	10	6th	4 7 10 18 27 31
2021-04-03	19	6th	1 8 10 17 27 31
2021-01-28	2	3rd	3 26 31 35 46 49
2021-01-21	7	3rd	8 14 31 42 43 44
2020-12-26	6	4th	16 20 23 31 38 43
2020-12-05	3	4th	3 14 28 31 40 49
2020-11-26	6	5th	17 22 26 29 31 44
2020-11-05	4	5th	1 4 10 22 31 41
2020-10-22	8	3rd	13 17 31 36 39 43
2020-09-24	9	5th	3 10 13 15 31 48
2020-08-22	20	4th	10 12 14 31 33 40
2020-06-13	5	5th	13 14 16 19 31 38
2020-05-28	3	4th	18 24 28 31 42 49
2020-03-14	6	3rd	9 20 31 34 37 45
2020-02-22	1	4th	7 12 25 31 37 44
2020-02-20	18	5th	3 15 18 23 31 39
2019-12-19	2	2nd	19 31 32 37 40 48
2019-12-12	27	3rd	2 13 31 32 33 40
2019-09-07	1	2nd	25 31 37 39 44 49
2019-09-05	8	6th	3 10 11 13 19 31
2019-08-08	7	3rd	9 21 31 35 43 47
2019-07-13	4	4th	7 14 29 31 43 46
2019-06-29	13	5th	7 14 23 27 31 45
2019-05-16	17	5th	1 15 27 29 31 33
2019-03-16	23	5th	6 17 19 29 31 38
2018-12-27	2	4th	1 23 29 31 35 42
2018-12-20	16	4th	8 24 25 31 43 46
2018-10-25	9	5th	7 12 13 19 31 42
2018-09-22	17	4th	9 16 19 31 32 48
2018-07-26	6	3rd	13 25 31 32 38 40
2018-07-05	2	3rd	11 13 31 32 47 49
2018-06-28	10	3rd	15 28 31 32 38 49
2018-05-24	1	3rd	1 28 31 34 35 40
2018-05-19	6	4th	5 8 20 31 32 33
2018-04-28	7	3rd	7 25 31 35 37 39
2018-04-05	1	4th	11 16 23 31 47 49
2018-03-31	7	5th	14 22 24 26 31 41
2018-03-08	5	6th	2 9 12 15 26 31
2018-02-17	7	5th	9 18 19 22 31 38
2018-01-25	3	4th	3 6 25 31 32 40
2018-01-13	9	4th	6 7 22 31 38 44
2017-12-14	5	3rd	25 28 31 35 44 48
2017-11-25	2	3rd	21 29 31 32 34 46
2017-11-18	9	5th	3 7 12 29 31 44
2017-10-19	2	4th	7 11 16 31 41 42
2017-10-12	3	4th	7 9 20 31 37 47
2017-09-30	26	3rd	4 6 31 33 35 42
2017-07-01	12	6th	12 22 26 27 30 31
2017-05-20	3	4th	10 24 25 31 32 36
2017-05-11	1	5th	6 19 20 28 31 39
2017-05-06	26	5th	1 22 26 27 31 34
2017-02-04	12	3rd	8 26 31 32 39 42
2016-12-24	1	3rd	26 29 31 34 36 40
2016-12-22	1	3rd	17 28 31 39 47 49
2016-12-17	1	3rd	11 18 31 34 35 45
2016-12-15	8	5th	16 17 21 26 31 38
2016-11-17	7	6th	2 9 16 21 30 31
2016-10-22	14	4th	12 13 15 31 32 43
2016-09-03	1	4th	4 14 30 31 34 44
2016-09-01	6	4th	17 19 21 31 35 48
2016-08-11	12	4th	11 13 20 31 34 40
2016-06-30	17	4th	1 6 30 31 41 43
2016-04-30	3	3rd	4 13 31 41 43 48
2016-04-21	2	5th	1 2 6 25 31 44
2016-04-14	10	5th	2 11 27 29 31 48
2016-03-10	18	4th	3 8 24 31 32 49
2016-01-07	16	3rd	15 24 31 38 41 46
2015-11-12	29	4th	10 23 25 31 40 46
2015-08-01	12	6th	1 9 16 20 28 31
2015-06-20	4	4th	9 17 21 31 34 41
2015-06-06	4	4th	3 28 30 31 36 41
2015-05-23	9	4th	2 4 6 31 39 42
2015-04-23	2	5th	2 14 16 23 31 49
2015-04-16	22	2nd	7 31 32 37 38 47
2015-01-29	12	5th	6 11 12 25 31 43
2014-12-18	7	3rd	8 18 31 36 41 43
2014-11-22	1	6th	8 9 10 25 26 31
2014-11-20	2	3rd	9 28 31 36 43 46
2014-11-13	7	3rd	2 3 31 32 34 39
2014-10-18	1	5th	25 26 28 30 31 40
2014-10-16	4	4th	15 24 29 31 36 41
2014-10-02	7	4th	17 24 29 31 33 43
2014-09-06	1	4th	2 12 22 31 33 44
2014-09-04	24	5th	17 23 29 30 31 37
2014-06-12	27	3rd	24 30 31 32 43 47
2014-03-08	3	5th	11 20 23 28 31 43
2014-02-27	3	3rd	10 29 31 36 38 46
2014-02-15	4	2nd	17 31 35 36 48 49
2014-02-01	11	5th	9 13 27 28 31 34
2013-12-26	11	3rd	12 25 31 32 36 49
2013-11-16	22	3rd	1 10 31 32 34 45
2013-08-31	10	3rd	7 30 31 34 35 46
2013-07-27	2	5th	6 7 23 26 31 49
2013-07-20	2	5th	4 22 26 27 31 33
2013-07-13	11	6th	1 2 4 17 23 31
2013-06-06	4	4th	6 21 30 31 36 39
2013-05-23	14	3rd	3 14 31 36 38 44
2013-04-04	3	6th	1 3 9 11 29 31
2013-03-23	14	3rd	16 17 31 32 41 42
2013-02-02	3	3rd	7 8 31 33 34 47
2013-01-24	—	5th	1 16 24 29 31 43