Number 13

In PowerBall under the 5/45 + 1/20 · Oct 2009 – Jun 2018 rules — 896 draws, 5 from 1–45 (an earlier era).

97times drawn · chance expected 100 −0.27σ

0draws waiting — it came up last time

9.2average wait between appearances · chance says 9.0

61longest completed wait · 8% chance of one at least that long

13 is drawn as often as chance explains

Drawn 97 times in 896 draws against 99.6 expected, −0.27σ. Each draw is independent: after 0 draws away it is exactly as likely tonight as a number drawn yesterday.

Number 13, draw by draw

Drawn 97 times in 896 draws · average wait 9.2 draws · longest completed wait 61 · drawn in the most recent draw

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 13 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 smallest44 · chance 25.7
2nd smallest37 · chance 42.5
3rd smallest12 · chance 23.4
4th smallest3 · chance 5.0
5th smallest1 · chance 0.4

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 8.8 shared draws, and the leaders are simply the ones that came out ahead this time.

26 19 20 24 34 28

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, 13 is picked about 0.92× as often as an indifferent choice — 31st 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 number 13, in Western markets ×0.75

The model and its sources → · What people believe about 13 →

Every draw it appeared in

Date	Wait	Position	The draw
2018-06-22	4	3rd	2 6 13 14 19
2018-06-08	1	2nd	3 13 25 26 34
2018-06-05	13	2nd	10 13 28 33 45
2018-04-20	5	2nd	5 13

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: 13 is drawn with probability 5/45 tonight whatever it did last week.

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