Number 31

In SuperEnalotto under the 6/90 + 1/90 · since Jul 2009 rules — 2,425 draws, 6 from 1–90.

164times drawn · chance expected 162 +0.19σ

5draws waiting · a wait this long: 76% for any number

14.8average wait between appearances · chance says 15.0

94longest completed wait · 23% chance of one at least that long

31 is drawn as often as chance explains

Drawn 164 times in 2,425 draws against 161.7 expected, +0.19σ. Each draw is independent: after 5 draws away it is exactly as likely tonight as a number drawn yesterday. It has also come out as the bonus ball 31 times, counted separately.

Number 31, draw by draw

Drawn 164 times in 2,425 draws · average wait 14.8 draws · longest completed wait 94 · waiting 5 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 small number the low positions more often. That is the shape of sorting, not of the machine.

1st smallest28 · chance 19.8
2nd smallest45 · chance 53.9
3rd smallest58 · chance 55.9
4th smallest30 · chance 27.4
5th smallest2 · chance 6.4
6th smallest1 · chance 0.6

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 9.2 shared draws, and the leaders are simply the ones that came out ahead this time.

39 33 6 85 15 65

It has shared a draw with every one of the other 89 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 90. 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
2026-10-02	5	2nd	2 31 55 56 73 84
2026-09-24	18	3rd	1 28 31 50 63 85
2026-08-22	13	4th	2 16 23 31 72 85
2026-07-31	13	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 6/90 tonight whatever it did last week.

2025-05-16	10	4th	15 21 30 31 42 80
2025-04-29	3	2nd	20 31 39 59 60 82
2025-04-24	12	4th	13 14 20 31 55 60
2025-04-03	5	3rd	29 30 31 32 35 57
2025-03-25	15	3rd	27 29 31 60 74 88
2025-02-27	8	2nd	29 31 33 42 51 72
2025-02-13	16	1st	31 41 62 64 74 87
2025-01-16	6	1st	31 38 59 69 72 88
2025-01-04	23	1st	31 42 43 63 83 86
2024-11-26	17	4th	13 23 26 31 46 89
2024-10-26	2	2nd	14 31 40 42 52 65
2024-10-24	7	6th	7 21 23 28 29 31
2024-10-11	21	1st	31 34 49 66 75 88
2022-12-06	12	3rd	12 21 31 39 70 83
2022-11-08	7	2nd	15 31 33 44 46 73
2022-10-22	2	3rd	3 28 31 43 53 59
2022-10-18	25	3rd	4 5 31 56 57 59
2022-08-20	12	3rd	19 28 31 58 77 85
2021-12-18	21	2nd	6 31 44 57 73 77
2021-10-30	23	2nd	20 31 41 43 48 79
2021-09-07	8	4th	7 20 21 31 67 89
2021-08-19	9	3rd	3 4 31 80 81 87
2021-07-29	26	4th	3 14 21 31 84 89
2021-05-29	4	2nd	23 31 62 71 74 77
2021-05-20	30	2nd	27 31 36 39 46 67
2021-03-11	8	2nd	9 31 51 68 84 90
2021-02-20	25	4th	3 18 25 31 65 75
2020-12-24	23	3rd	22 25 31 79 87 90
2020-10-31	13	2nd	22 31 35 40 65 82
2020-10-01	10	2nd	7 31 38 52 61 75
2020-09-08	6	4th	23 27 28 31 69 89
2020-08-25	38	3rd	15 24 31 70 83 84
2020-05-28	17	3rd	16 29 31 73 76 82
2020-03-07	48	3rd	11 13 31 41 85 87
2019-11-16	19	3rd	7 29 31 58 65 86
2019-10-03	5	3rd	4 5 31 35 46 80
2019-09-21	7	1st	31 36 44 47 50 56
2019-09-05	2	3rd	7 26 31 34 52 54
2019-08-31	7	1st	31 35 52 59 60 75
2019-08-17	38	3rd	8 13 31 37 39 46
2019-05-18	8	1st	31 33 44 57 62 65
2019-04-30	28	3rd	13 29 31 51 55 72
2019-02-23	35	2nd	5 31 47 60 68 88
2018-12-04	3	2nd	6 31 37 47 71 78
2018-11-27	6	5th	6 12 15 30 31 89
2018-11-13	24	4th	7 15 22 31 46 50
2018-09-18	17	3rd	2 24 31 42 47 55
2018-08-09	25	1st	31 32 46 54 73 90
2018-06-12	8	3rd	1 12 31 33 44 50
2018-05-24	9	3rd	1 27 31 58 83 87
2018-05-03	4	3rd	9 19 31 39 77 82
2018-04-24	4	1st	31 41 44 67 75 82
2018-04-14	13	3rd	1 10 31 44 58 80
2018-03-15	14	4th	2 13 17 31 45 69
2018-02-10	39	2nd	7 31 35 57 88 89
2017-11-11	4	2nd	16 31 33 51 75 80
2017-11-02	5	2nd	11 31 46 48 65 68
2017-10-21	94	3rd	21 22 31 32 33 81
2017-03-16	33	3rd	16 21 31 62 69 85
2016-12-29	5	1st	31 33 38 58 76 85
2016-12-17	1	3rd	7 15 31 39 41 45
2016-12-15	6	3rd	9 30 31 53 67 86
2016-12-01	7	3rd	11 20 31 56 63 72
2016-11-15	3	4th	9 18 25 31 78 81
2016-11-08	19	1st	31 32 60 75 81 84
2016-09-24	19	4th	3 16 22 31 45 56
2016-08-11	18	1st	31 65 78 85 89 90
2016-06-30	4	2nd	30 31 32 34 50 51
2016-06-21	3	3rd	4 30 31 45 49 85
2016-06-14	36	2nd	25 31 33 42 58 86
2016-03-22	20	2nd	17 31 32 43 59 71
2016-02-04	28	3rd	7 21 31 39 46 69
2015-12-01	8	1st	31 39 55 58 85 87
2015-11-12	1	3rd	19 22 31 41 54 87
2015-11-10	16	2nd	8 31 33 38 66 77
2015-10-03	19	4th	2 4 14 31 43 61
2015-08-20	19	3rd	4 14 31 68 70 74
2015-07-07	19	3rd	19 25 31 78 83 88
2015-05-23	6	4th	4 24 29 31 39 71
2015-05-09	2	1st	31 40 52 55 62 76
2015-05-05	2	2nd	7 31 33 78 86 87
2015-04-30	32	3rd	18 28 31 33 55 78
2015-02-14	12	2nd	13 31 32 57 60 79
2015-01-17	7	3rd	18 22 31 54 71 80
2015-01-03	2	3rd	14 26 31 40 58 68
2014-12-27	49	3rd	15 25 31 39 82 88
2014-09-04	1	1st	31 39 41 53 67 83
2014-09-02	5	4th	6 20 27 31 32 36
2014-08-21	2	2nd	4 31 52 73 76 84
2014-08-16	14	1st	31 63 64 68 69 71
2014-07-15	4	4th	5 15 17 31 32 40
2014-07-05	2	2nd	15 31 38 47 55 82
2014-07-01	3	1st	31 35 48 64 65 89
2014-06-24	4	3rd	3 22 31 42 73 88
2014-06-14	4	2nd	3 31 45 48 71 76
2014-06-05	8	2nd	11 31 43 70 74 80
2014-05-17	18	2nd	5 31 36 68 75 90
2014-04-05	6	2nd	9 31 33 37 79 86
2014-03-22	15	3rd	19 22 31 38 87 89
2014-02-15	34	2nd	18 31 62 64 72 77
2013-11-28	22	1st	31 51 55 66 73 78
2013-10-08	34	2nd	1 31 39 60 62 84
2013-07-20	18	5th	2 16 20 26 31 33
2013-06-08	15	3rd	5 10 31 53 56 61
2013-05-04	13	2nd	6 31 63 74 75 85
2013-04-04	41	3rd	3 4 31 52 66 84
2012-12-29	2	1st	31 39 51 84 86 89
2012-12-24	20	3rd	6 22 31 37 38 51
2012-11-08	18	2nd	9 31 39 44 72 81
2012-09-27	8	4th	3 8 10 31 77 79
2012-09-08	3	3rd	5 13 31 42 43 73
2012-09-01	36	3rd	6 20 31 33 63 74
2012-06-09	8	1st	31 34 52 54 78 82
2012-05-22	33	3rd	1 6 31 45 58 85
2012-03-06	1	1st	31 42 49 51 68 79
2012-03-03	35	3rd	16 19 31 46 69 74
2011-12-13	1	3rd	10 26 31 36 72 85
2011-12-10	51	2nd	28 31 48 56 72 78
2011-08-13	10	2nd	14 31 37 49 74 78
2011-07-21	24	3rd	9 13 31 35 45 79
2011-05-26	2	3rd	20 24 31 38 54 72
2011-05-21	7	4th	8 12 18 31 32 85
2011-05-05	13	2nd	21 31 33 40 50 52
2011-04-05	36	3rd	5 30 31 55 57 70
2011-01-11	3	3rd	12 13 31 69 71 77
2011-01-04	12	4th	1 12 21 31 39 49
2010-12-07	15	2nd	27 31 45 61 74 79
2010-11-02	6	1st	31 39 53 56 68 90
2010-10-19	1	1st	31 49 54 57 80 88
2010-10-16	2	2nd	16 31 41 61 65 77
2010-10-12	4	3rd	18 23 31 38 47 51
2010-10-02	23	3rd	9 16 31 43 49 83
2010-08-10	34	4th	1 10 17 31 58 80
2010-05-22	10	1st	31 32 57 59 78 79
2010-04-29	8	1st	31 38 49 54 62 76
2010-04-10	58	2nd	6 31 58 64 74 82
2009-11-26	5	2nd	26 31 32 50 61 77
2009-11-14	30	3rd	15 27 31 40 63 82
2009-09-05	15	2nd	15 31 39 49 64 85
2009-08-01	—	4th	17 21 23 31 33 37