Number 31

In SuperLotto Plus under the 5/47 + 1/27 · since Jan 2010 rules — 1,751 draws, 5 from 1–47.

161times drawn · chance expected 186 −1.96σ

16draws waiting · a wait this long: 19% for any number

10.8average wait between appearances · chance says 9.4

63longest completed wait · 14% chance of one at least that long

31 is drawn as often as chance explains

Drawn 161 times in 1,751 draws against 186.3 expected, −1.96σ. Each draw is independent: after 16 draws away it is exactly as likely tonight as a number drawn yesterday.

Number 31, draw by draw

Drawn 161 times in 1,751 draws · average wait 10.8 draws · longest completed wait 63 · 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 smallest1 · chance 1.8
2nd smallest10 · chance 16.6
3rd smallest61 · chance 51.5
4th smallest67 · chance 64.1
5th smallest22 · chance 27.0

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 14.0 shared draws, and the leaders are simply the ones that came out ahead this time.

8 22 47 16 42 33

It has shared a draw with every one of the other 46 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 47. 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
2026-08-15	13	5th	6 8 17 18 31
2026-07-01	14	4th	2 17 24 31 35
2026-05-13	6	4th	7 14 30 31 46
2026-04-22	7	4th	1 3

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 5/47 tonight whatever it did last week.

2023-10-18	20	4th	12 16 29 31 44
2023-08-09	1	3rd	9 22 31 32 33
2023-08-05	2	4th	17 19 23 31 33
2023-07-29	20	3rd	4 24 31 32 46
2023-05-20	10	3rd	2 3 31 42 45
2023-04-15	22	3rd	17 30 31 36 46
2023-01-28	2	3rd	8 29 31 33 36
2023-01-21	4	4th	7 16 22 31 42
2023-01-07	21	4th	4 6 11 31 46
2022-10-26	7	3rd	5 8 31 46 47
2022-10-01	63	4th	3 22 23 31 44
2022-02-23	6	4th	5 10 15 31 32
2022-02-02	2	3rd	18 21 31 45 47
2022-01-26	17	4th	6 7 17 31 44
2021-11-27	10	4th	1 11 27 31 36
2021-10-23	50	3rd	5 20 31 33 45
2021-05-01	8	5th	1 6 13 22 31
2021-04-03	22	4th	1 7 8 31 38
2021-01-16	8	5th	4 13 15 23 31
2020-12-19	5	4th	10 15 25 31 33
2020-12-02	5	4th	6 8 13 31 38
2020-11-14	2	4th	12 13 23 31 36
2020-11-07	5	3rd	20 26 31 43 45
2020-10-21	29	4th	9 10 16 31 46
2020-07-11	5	5th	2 12 16 19 31
2020-06-24	49	4th	8 11 19 31 42
2020-01-04	8	3rd	25 29 31 33 42
2019-12-07	22	3rd	4 8 31 44 45
2019-09-21	7	2nd	1 31 34 37 39
2019-08-28	3	4th	14 16 21 31 39
2019-08-17	14	4th	2 13 20 31 34
2019-06-29	3	3rd	3 30 31 41 44
2019-06-19	5	4th	8 16 17 31 44
2019-06-01	13	4th	10 13 16 31 32
2019-04-17	2	4th	5 23 27 31 46
2019-04-10	3	4th	4 16 22 31 42
2019-03-30	5	3rd	10 21 31 37 47
2019-03-13	9	3rd	20 29 31 37 44
2019-02-09	4	3rd	8 22 31 33 47
2019-01-26	4	4th	10 16 23 31 34
2019-01-12	5	4th	6 18 24 31 42
2018-12-26	15	3rd	1 11 31 36 47
2018-11-03	28	3rd	14 23 31 33 39
2018-07-28	21	4th	4 8 11 31 33
2018-05-16	9	4th	18 22 24 31 43
2018-04-14	10	4th	5 14 27 31 39
2018-03-10	5	4th	17 19 30 31 42
2018-02-21	10	3rd	10 25 31 43 45
2018-01-17	4	4th	3 8 18 31 36
2018-01-03	34	4th	18 24 27 31 35
2017-09-06	6	3rd	13 25 31 43 47
2017-08-16	2	2nd	23 31 34 43 47
2017-08-09	11	5th	20 28 29 30 31
2017-07-01	11	3rd	10 29 31 35 45
2017-05-24	1	4th	1 14 16 31 44
2017-05-20	4	3rd	6 10 31 45 47
2017-05-06	2	3rd	16 24 31 40 44
2017-04-29	13	3rd	4 14 31 42 43
2017-03-15	12	2nd	13 31 34 36 44
2017-02-01	4	5th	3 8 10 27 31
2017-01-18	7	4th	17 25 29 31 37
2016-12-24	3	3rd	2 18 31 35 39
2016-12-14	10	5th	6 10 16 29 31
2016-11-09	1	3rd	8 26 31 35 47
2016-11-05	7	4th	1 20 29 31 37
2016-10-12	16	5th	5 11 22 23 31
2016-08-17	9	2nd	22 31 36 46 47
2016-07-16	10	3rd	5 24 31 39 43
2016-06-11	9	4th	2 10 25 31 40
2016-05-11	4	3rd	8 24 31 32 43
2016-04-27	4	3rd	7 26 31 34 43
2016-04-13	10	4th	14 22 25 31 46
2016-03-09	5	4th	2 17 24 31 41
2016-02-20	6	3rd	22 24 31 34 36
2016-01-30	12	2nd	2 31 33 36 38
2015-12-19	6	5th	4 17 25 27 31
2015-11-28	17	5th	9 16 20 21 31
2015-09-30	10	4th	6 13 15 31 32
2015-08-26	1	3rd	19 28 31 39 47
2015-08-22	1	3rd	6 9 31 33 42
2015-08-19	9	3rd	5 23 31 42 45
2015-07-18	8	4th	4 22 24 31 43
2015-06-20	6	3rd	4 12 31 33 34
2015-05-30	8	3rd	11 25 31 34 47
2015-05-02	20	2nd	23 31 34 36 45
2015-02-21	2	4th	13 18 21 31 38
2015-02-14	16	5th	8 9 18 22 31
2014-12-20	29	4th	5 7 21 31 33
2014-09-10	3	4th	10 12 15 31 46
2014-08-30	10	3rd	9 15 31 32 46
2014-07-26	11	4th	16 22 26 31 36
2014-06-18	11	2nd	1 31 32 34 47
2014-05-10	2	5th	14 20 21 25 31
2014-05-03	4	4th	5 9 25 31 46
2014-04-19	17	3rd	5 30 31 32 46
2014-02-19	8	5th	10 15 22 24 31
2014-01-22	11	3rd	1 7 31 42 44
2013-12-14	18	5th	10 12 18 22 31
2013-10-12	17	4th	5 7 13 31 43
2013-08-14	2	4th	1 7 15 31 43
2013-08-07	12	3rd	21 29 31 35 45
2013-06-26	13	4th	4 20 26 31 36
2013-05-11	11	2nd	30 31 32 34 39
2013-04-03	40	4th	15 21 25 31 44
2012-11-14	4	4th	11 15 25 31 32
2012-10-31	7	4th	9 16 29 31 40
2012-10-06	3	5th	3 9 15 17 31
2012-09-26	7	3rd	13 18 31 38 44
2012-09-01	7	3rd	14 17 31 42 47
2012-08-08	20	3rd	6 22 31 36 43
2012-05-30	6	5th	7 14 23 26 31
2012-05-09	14	3rd	2 21 31 43 47
2012-03-21	21	3rd	8 21 31 40 42
2012-01-07	3	4th	2 5 16 31 35
2011-12-28	5	4th	12 22 28 31 42
2011-12-10	5	3rd	7 15 31 32 47
2011-11-23	18	4th	6 13 30 31 45
2011-09-21	6	3rd	4 26 31 35 45
2011-08-31	3	4th	2 22 27 31 32
2011-08-20	3	3rd	6 16 31 42 45
2011-08-10	25	4th	2 16 19 31 40
2011-05-14	1	4th	2 11 17 31 47
2011-05-11	6	3rd	4 27 31 34 39
2011-04-20	8	5th	6 13 24 27 31
2011-03-23	11	3rd	9 18 31 33 42
2011-02-12	11	3rd	11 30 31 33 42
2011-01-05	15	3rd	12 26 31 38 41
2010-11-13	4	4th	4 10 30 31 41
2010-10-30	6	4th	9 25 30 31 46
2010-10-09	8	4th	8 11 17 31 35
2010-09-11	6	3rd	2 10 31 35 45
2010-08-21	23	5th	13 16 21 23 31
2010-06-02	8	5th	7 8 11 15 31
2010-05-05	5	3rd	10 30 31 34 42
2010-04-17	2	4th	7 9 17 31 47
2010-04-10	23	3rd	22 25 31 40 42
2010-01-20	—	4th	7 11 15 31 45