Number 31

In Saturday Lotto under the 6/45 + 2/45 · since Jan 2009 rules — 928 draws, 6 from 1–45.

125times drawn · chance expected 124 +0.12σ

2draws waiting · a wait this long: 87% for any number

7.4average wait between appearances · chance says 7.5

28longest completed wait · 93% chance of one at least that long

31 is drawn as often as chance explains

Drawn 125 times in 928 draws against 123.7 expected, +0.12σ. Each draw is independent: after 2 draws away it is exactly as likely tonight as a number drawn yesterday. It has also come out as the bonus ball 37 times, counted separately.

Number 31, draw by draw

Drawn 125 times in 928 draws · average wait 7.4 draws · longest completed wait 28 · waiting 2 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 0.2
2nd smallest1 · chance 3.5
3rd smallest20 · chance 18.2
4th smallest37 · chance 42.5
5th smallest49 · chance 44.2
6th smallest18 · chance 16.4

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 14.2 shared draws, and the leaders are simply the ones that came out ahead this time.

12 2 39 8 18 44

It has shared a draw with every one of the other 44 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 45. 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
2026-09-26	6	5th	2 6 25 27 31 40
2026-08-15	9	5th	2 13 17 25 31 33
2026-06-13	1	4th	12 16 30 31 40 43
2026-06-06	2	4th

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 6/45 tonight whatever it did last week.

2022-11-19	1	5th	9 12 14 23 31 43
2022-11-12	9	5th	3 6 12 18 31 35
2022-09-10	5	4th	2 8 11 31 32 45
2022-08-06	5	4th	14 15 24 31 33 39
2022-07-02	10	4th	10 15 17 31 37 42
2022-04-23	2	3rd	3 23 31 33 39 45
2022-04-09	15	4th	1 8 19 31 35 40
2021-12-25	3	5th	6 19 21 30 31 42
2021-12-04	13	3rd	8 24 31 39 44 45
2021-09-04	17	3rd	14 29 31 33 44 45
2021-05-08	1	5th	2 4 9 26 31 41
2021-05-01	1	5th	5 14 18 22 31 42
2021-04-24	3	4th	2 4 8 31 32 44
2021-04-03	9	3rd	1 21 31 38 39 41
2021-01-30	14	6th	3 6 15 20 30 31
2020-10-24	6	4th	3 23 30 31 38 45
2020-09-12	10	4th	12 27 28 31 36 39
2020-07-04	9	2nd	17 31 33 35 39 42
2020-05-02	6	5th	10 14 16 18 31 43
2020-03-21	3	5th	10 19 26 27 31 33
2020-02-29	9	5th	3 12 29 30 31 38
2019-12-28	2	4th	1 13 19 31 37 39
2019-12-14	4	3rd	1 9 31 34 39 40
2019-11-16	3	4th	11 22 28 31 32 34
2019-10-26	21	5th	2 7 28 29 31 45
2019-06-01	9	6th	6 9 20 25 27 31
2019-03-30	2	5th	5 8 26 27 31 33
2019-03-16	15	5th	1 8 12 15 31 42
2018-12-01	2	5th	5 24 25 27 31 38
2018-11-17	12	6th	6 18 19 26 30 31
2018-08-25	4	5th	5 15 18 29 31 35
2018-07-28	5	4th	21 27 29 31 37 40
2018-06-23	6	4th	9 10 18 31 35 41
2018-05-12	3	5th	6 12 14 17 31 38
2018-04-21	6	4th	11 12 17 31 42 44
2018-03-10	3	4th	2 4 22 31 34 44
2018-02-17	4	5th	3 8 13 30 31 35
2018-01-20	2	5th	2 5 9 14 31 34
2018-01-06	6	3rd	3 12 31 32 35 44
2017-11-25	7	4th	4 6 18 31 36 44
2017-10-07	10	5th	7 13 15 18 31 34
2017-07-29	20	3rd	28 30 31 34 42 43
2017-03-11	10	4th	1 10 15 31 36 39
2016-12-31	11	5th	4 11 16 18 31 40
2016-10-15	10	5th	2 8 21 22 31 40
2016-08-06	5	6th	6 12 15 19 23 31
2016-07-02	1	5th	5 12 16 20 31 41
2016-06-25	7	6th	4 7 10 17 28 31
2016-05-07	7	5th	1 3 14 24 31 35
2016-03-19	11	6th	8 10 16 24 28 31
2016-01-02	3	3rd	3 10 31 40 44 45
2015-12-12	5	5th	6 7 8 11 31 40
2015-11-07	9	4th	4 6 17 31 38 39
2015-09-05	9	4th	5 13 27 31 37 42
2015-07-04	4	5th	8 15 25 30 31 44
2015-06-06	2	3rd	15 29 31 32 33 39
2015-05-23	2	3rd	1 2 31 38 39 45
2015-05-09	23	5th	4 13 27 29 31 32
2014-11-29	1	3rd	18 28 31 36 41 42
2014-11-22	15	5th	1 5 14 23 31 42
2014-08-09	5	5th	23 26 27 30 31 41
2014-07-05	2	5th	5 7 14 20 31 39
2014-06-21	28	4th	1 12 28 31 32 34
2013-12-07	2	4th	3 7 28 31 38 41
2013-11-23	5	5th	5 7 20 30 31 39
2013-10-19	2	4th	5 20 27 31 37 42
2013-10-05	14	6th	6 8 11 21 27 31
2013-06-29	5	5th	11 22 25 26 31 42
2013-05-25	1	5th	1 15 16 20 31 36
2013-05-18	15	6th	3 6 14 16 25 31
2013-02-02	3	4th	5 18 29 31 44 45
2013-01-12	1	5th	2 6 11 15 31 34
2013-01-05	9	4th	20 28 30 31 32 37
2012-11-03	9	4th	7 12 20 31 38 43
2012-09-01	3	6th	9 19 24 28 29 31
2012-08-11	5	4th	21 22 27 31 32 38
2012-07-07	2	4th	2 15 21 31 37 38
2012-06-23	3	6th	2 16 19 29 30 31
2012-06-02	5	4th	6 17 18 31 36 43
2012-04-28	8	5th	4 5 12 23 31 33
2012-03-03	5	6th	4 5 11 12 14 31
2012-01-28	1	3rd	22 28 31 32 40 43
2012-01-21	25	5th	2 9 14 22 31 33
2011-07-30	1	6th	2 5 9 16 23 31
2011-07-23	10	5th	1 4 22 24 31 33
2011-05-14	17	5th	4 10 18 22 31 45
2011-01-15	11	6th	10 12 23 26 27 31
2010-10-30	1	5th	4 6 7 27 31 45
2010-10-23	4	3rd	12 23 31 34 39 43
2010-09-25	1	5th	12 22 24 26 31 38
2010-09-18	4	3rd	7 18 31 35 40 44
2010-08-21	1	5th	1 8 11 16 31 38
2010-08-14	15	5th	2 12 13 29 31 40
2010-05-01	7	5th	20 24 25 29 31 34
2010-03-13	2	4th	7 17 24 31 42 43
2010-02-27	11	4th	20 26 29 31 33 40
2009-12-12	1	5th	1 2 24 25 31 34
2009-12-05	26	4th	1 10 26 31 32 44
2009-06-06	4	3rd	19 20 31 36 43 45
2009-05-09	15	6th	8 13 14 22 24 31
2009-01-24	—	3rd	18 24 31 32 41 44