Number 15

In Lotto America under the 5/52 + 1/10 · since Nov 2017 rules — 1,152 draws, 5 from 1–52.

122times drawn · chance expected 111 +1.12σ

13draws waiting · a wait this long: 30% for any number

9.2average wait between appearances · chance says 10.4

44longest completed wait · 79% chance of one at least that long

15 is drawn as often as chance explains

Drawn 122 times in 1,152 draws against 110.8 expected, +1.12σ. Each draw is independent: after 13 draws away it is exactly as likely tonight as a number drawn yesterday.

Number 15, draw by draw

Drawn 122 times in 1,152 draws · average wait 9.2 draws · longest completed wait 44 · waiting 13 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 15 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 smallest25 · chance 32.2
2nd smallest57 · chance 53.1
3rd smallest32 · chance 29.6
4th smallest7 · chance 6.6
5th smallest1 · chance 0.5

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 9.6 shared draws, and the leaders are simply the ones that came out ahead this time.

46 2 52 9 10 1

It has shared a draw with every one of the other 51 numbers; chance expected about 0.0 still unmet by now. Every pair →

How many people play it

Under the crowd model, 15 is picked about 1.22× as often as an indifferent choice — 15th most popular of 52. 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 15 →

Every draw it appeared in

Date	Wait	Position	The draw
2026-09-12	2	3rd	2 8 15 43 52
2026-09-07	18	2nd	1 15 24 35 42
2026-07-27	7	1st	15 20 27 45 46
2026-07-11	11	1st	15 17 29

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: 15 is drawn with probability 5/52 tonight whatever it did last week.

2024-12-09	4	1st	15 24 29 38 51
2024-11-30	8	4th	4 5 10 15 44
2024-11-11	13	1st	15 38 39 50 52
2024-10-12	3	2nd	11 15 36 37 49
2024-10-05	5	2nd	8 15 17 32 36
2024-09-23	17	2nd	13 15 22 23 35
2024-08-14	3	3rd	8 11 15 32 42
2024-08-07	3	1st	15 24 42 44 51
2024-07-31	2	1st	15 27 28 49 51
2024-07-27	2	2nd	9 15 17 42 45
2024-07-22	2	3rd	2 12 15 43 52
2024-07-17	5	3rd	6 9 15 44 49
2024-07-06	3	2nd	11 15 25 38 42
2024-06-29	10	2nd	10 15 21 22 42
2024-06-05	2	2nd	3 15 17 43 49
2024-06-01	4	2nd	13 15 19 29 39
2024-05-22	1	3rd	2 5 15 41 43
2024-05-20	3	2nd	13 15 24 26 27
2024-05-13	1	2nd	1 15 16 26 47
2024-05-11	9	1st	15 16 27 50 51
2024-04-20	4	4th	6 11 14 15 31
2024-04-10	13	2nd	2 15 21 33 47
2024-03-11	11	2nd	12 15 16 32 46
2024-02-14	4	3rd	2 3 15 16 45
2024-02-05	3	2nd	1 15 17 24 29
2024-01-29	2	3rd	5 9 15 50 51
2024-01-24	15	3rd	10 13 15 29 47
2023-12-20	15	3rd	4 14 15 17 28
2023-11-15	4	1st	15 16 26 34 51
2023-11-06	19	2nd	13 15 26 44 46
2023-09-23	6	1st	15 32 34 39 50
2023-09-09	4	2nd	5 15 21 22 33
2023-08-30	33	2nd	8 15 30 44 46
2023-06-14	4	2nd	2 15 26 29 30
2023-06-05	2	2nd	6 15 33 42 43
2023-05-31	5	2nd	4 15 27 28 49
2023-05-20	11	3rd	4 11 15 18 19
2023-04-24	6	3rd	6 8 15 16 31
2023-04-10	32	4th	3 10 12 15 37
2023-01-25	33	2nd	9 15 28 47 49
2022-11-09	1	4th	1 5 7 15 52
2022-11-07	23	3rd	5 13 15 17 20
2022-09-14	13	3rd	9 13 15 29 32
2022-08-15	2	2nd	8 15 22 49 50
2022-08-10	1	3rd	4 6 15 44 50
2022-08-08	5	2nd	2 15 17 31 48
2022-07-27	3	1st	15 23 27 30 44
2022-07-20	13	2nd	1 15 23 42 48
2022-06-08	2	2nd	2 15 29 39 42
2022-06-01	11	4th	4 9 10 15 30
2022-04-23	19	2nd	6 15 31 43 46
2022-02-16	14	2nd	14 15 17 21 25
2021-12-29	3	3rd	11 13 15 20 46
2021-12-18	19	1st	15 25 31 45 46
2021-10-13	7	3rd	9 14 15 34 44
2021-09-18	5	1st	15 25 27 37 49
2021-09-01	8	2nd	10 15 43 47 49
2021-08-04	31	2nd	12 15 27 38 52
2021-04-17	11	1st	15 19 28 39 41
2021-03-10	13	2nd	4 15 31 36 39
2021-01-23	6	2nd	10 15 20 34 42
2021-01-02	2	2nd	14 15 16 36 41
2020-12-26	2	3rd	3 13 15 41 49
2020-12-19	4	3rd	1 9 15 28 35
2020-12-05	21	2nd	12 15 35 36 51
2020-09-23	1	2nd	6 15 37 41 42
2020-09-19	1	1st	15 34 35 43 52
2020-09-16	2	2nd	12 15 21 48 52
2020-09-09	41	2nd	6 15 35 38 52
2020-04-18	44	2nd	2 15 18 41 48
2019-11-16	3	2nd	5 15 26 46 48
2019-11-06	4	3rd	2 12 15 27 44
2019-10-23	2	3rd	9 10 15 25 34
2019-10-16	7	4th	1 5 9 15 33
2019-09-21	6	3rd	9 12 15 27 33
2019-08-31	1	2nd	14 15 21 45 46
2019-08-28	4	3rd	10 11 15 46 52
2019-08-14	1	1st	15 21 35 45 52
2019-08-10	8	2nd	3 15 26 43 46
2019-07-13	9	2nd	6 15 18 25 37
2019-06-12	14	3rd	4 12 15 38 49
2019-04-24	15	3rd	3 14 15 26 46
2019-03-02	3	3rd	2 10 15 26 49
2019-02-20	4	2nd	12 15 16 21 46
2019-02-06	1	2nd	1 15 35 41 47
2019-02-02	17	1st	15 16 28 46 52
2018-12-05	14	2nd	9 15 33 40 48
2018-10-17	21	3rd	3 8 15 21 37
2018-08-04	14	1st	15 16 26 45 52
2018-06-16	2	2nd	6 15 17 19 33
2018-06-09	10	3rd	5 10 15 19 36
2018-05-05	9	2nd	8 15 18 32 45
2018-04-04	5	1st	15 16 18 26 39
2018-03-17	5	3rd	2 12 15 18 19
2018-02-28	4	2nd	11 15 18 36 40
2018-02-14	2	4th	1 2 13 15 28
2018-02-07	5	1st	15 25 36 45 51
2018-01-20	—	1st	15 23 40 43 45