Number 23

In SuperEnalotto under the 6/90 + 1/90 · Dec 1997 – Jul 2009 rules — 1,425 draws, 6 from 1–90 (an earlier era).

87times drawn · chance expected 95 −0.85σ

2draws waiting · a wait this long: 93% for any number

16.5average wait between appearances · chance says 15.0

71longest completed wait · 50% chance of one at least that long

23 is drawn as often as chance explains

Drawn 87 times in 1,425 draws against 95.0 expected, −0.85σ. 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 18 times, counted separately.

Number 23, draw by draw

Drawn 87 times in 1,425 draws · average wait 16.5 draws · longest completed wait 71 · 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 23 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 smallest19 · chance 20.2
2nd smallest41 · chance 35.3
3rd smallest17 · chance 23.2
4th smallest9 · chance 7.1
5th smallest1 · chance 1.0
6th smallest0 · chance 0.1

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 4.9 shared draws, and the leaders are simply the ones that came out ahead this time.

48 78 2 30 89 1

It has shared a draw with every one of the other 89 numbers; chance expected about 0.7 still unmet by now. Every pair →

How many people play it

Under the crowd model, 23 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 23 →

Every draw it appeared in

Date	Wait	Position	The draw
2009-06-25	19	1st	23 36 38 52 62 63
2009-05-12	14	4th	4 9 22 23 47 73
2009-04-09	26	2nd	2 23 36 62 75 79

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: 23 is drawn with probability 6/90 tonight whatever it did last week.

2007-01-30	22	2nd	1 23 38 50 60 77
2006-12-09	7	2nd	21 23 28 48 49 54
2006-11-23	26	1st	23 29 42 44 59 82
2006-09-23	59	2nd	8 23 39 52 75 81
2006-05-09	5	2nd	16 23 40 62 79 88
2006-04-27	51	2nd	8 23 30 53 69 78
2005-12-29	5	5th	3 4 17 20 23 54
2005-12-17	4	2nd	20 23 42 70 80 90
2005-12-09	5	2nd	15 23 35 38 69 89
2005-11-26	3	1st	23 30 32 41 48 64
2005-11-19	4	3rd	12 14 23 36 72 87
2005-11-10	18	3rd	3 15 23 40 51 60
2005-09-29	38	2nd	12 23 29 48 52 78
2005-07-02	15	3rd	1 19 23 50 74 77
2005-05-18	23	3rd	5 9 23 40 57 68
2005-02-26	5	2nd	4 23 28 60 64 65
2005-02-09	15	1st	23 35 36 51 59 80
2004-12-18	47	2nd	11 23 47 48 80 87
2004-07-07	36	2nd	14 23 29 44 48 74
2004-03-03	30	2nd	12 23 52 69 75 85
2003-11-19	71	3rd	2 11 23 31 40 86
2003-03-15	32	1st	23 27 43 56 71 75
2002-12-07	7	3rd	6 17 23 55 56 68
2002-11-16	8	3rd	5 11 23 47 58 60
2002-10-19	7	3rd	10 21 23 35 55 89
2002-09-25	3	1st	23 50 54 56 78 83
2002-09-14	1	2nd	20 23 30 44 78 88
2002-09-11	6	2nd	16 23 55 83 86 89
2002-08-21	5	2nd	17 23 33 44 46 69
2002-08-03	23	1st	23 26 32 52 71 75
2002-05-15	11	1st	23 26 34 35 71 84
2002-04-06	27	2nd	19 23 29 44 69 89
2002-01-02	14	1st	23 31 33 39 74 84
2001-11-17	3	4th	1 7 10 23 66 88
2001-11-07	4	3rd	8 10 23 35 40 46
2001-10-24	30	2nd	12 23 48 70 85 86
2001-07-11	28	3rd	7 10 23 33 68 85
2001-04-04	16	2nd	2 23 48 57 63 89
2001-02-07	15	2nd	4 23 56 63 71 89
2000-12-16	16	1st	23 33 36 55 76 79
2000-10-21	22	3rd	1 10 23 40 68 75
2000-08-05	17	1st	23 36 56 78 80 83
2000-06-07	9	3rd	2 4 23 38 53 59
2000-05-06	50	1st	23 26 34 56 66 85
1999-11-13	29	2nd	3 23 61 82 83 88
1999-08-04	3	2nd	12 23 46 54 78 90
1999-07-24	8	3rd	13 16 23 52 67 78
1999-06-26	2	3rd	8 19 23 37 65 77
1999-06-19	9	2nd	13 23 31 58 67 68
1999-05-19	27	2nd	10 23 35 64 74 90
1999-02-13	9	3rd	12 20 23 34 67 87
1999-01-13	1	2nd	18 23 45 51 61 86
1999-01-09	11	4th	1 6 13 23 53 77
1998-12-02	25	2nd	9 23 36 66 67 77
1998-09-05	36	4th	15 16 20 23 24 87
1998-05-02	1	3rd	6 12 23 28 77 79
1998-04-29	5	2nd	15 23 27 29 50 69
1998-04-11	9	1st	23 58 64 67 79 81
1998-03-11	9	2nd	3 23 25 44 74 89
1998-02-07	1	3rd	8 9 23 34 64 89
1998-02-04	8	2nd	18 23 24 35 48 82
1998-01-07	8	2nd	20 23 24 29 66 73
1997-12-10	—	4th	1 2 14 23 78 88