Number 45

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

91times drawn · chance expected 95 −0.42σ

25draws waiting · a wait this long: 19% for any number

15.3average wait between appearances · chance says 15.0

127longest completed wait · 1% chance of one at least that long

45 is drawn as often as chance explains

Drawn 91 times in 1,425 draws against 95.0 expected, −0.42σ. Each draw is independent: after 25 draws away it is exactly as likely tonight as a number drawn yesterday. It has also come out as the bonus ball 16 times, counted separately.

Number 45, draw by draw

Drawn 91 times in 1,425 draws · average wait 15.3 draws · longest completed wait 127 · waiting 25 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 45 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 smallest4 · chance 2.7
2nd smallest15 · chance 14.4
3rd smallest33 · chance 29.4
4th smallest25 · chance 28.7
5th smallest11 · chance 13.4
6th smallest3 · chance 2.4

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 5.1 shared draws, and the leaders are simply the ones that came out ahead this time.

47 70 77 43 80 35

It has shared a draw with every one of the other 89 numbers; chance expected about 0.5 still unmet by now. Every pair →

How many people play it

Under the crowd model, 45 is picked about 0.86× as often as an indifferent choice — 38th 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 above 31 ×0.86

The model and its sources → · What people believe about 45 →

Every draw it appeared in

Date	Wait	Position	The draw
2009-05-02	24	5th	2 25 31 38 45 84
2009-03-07	2	3rd	4 14 45 53 77 84
2009-03-03	30	4th	20 39 42 45 74 77

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

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