Number 66

In Mega Millions under the 5/70 + 1/25 · Oct 2017 – Apr 2025 rules — 776 draws, 5 from 1–70 (an earlier era).

64times drawn · chance expected 55 +1.19σ

10draws waiting · a wait this long: 51% for any number

11.8average wait between appearances · chance says 14.0

54longest completed wait · 71% chance of one at least that long

66 is drawn as often as chance explains

Drawn 64 times in 776 draws against 55.4 expected, +1.19σ. Each draw is independent: after 10 draws away it is exactly as likely tonight as a number drawn yesterday.

Number 66, draw by draw

Drawn 64 times in 776 draws · average wait 11.8 draws · longest completed wait 54 · waiting 10 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 66 has a favourite seat — chance gives a large number the high positions more often. That is the shape of sorting, not of the machine.

1st smallest0 · chance 0.0
2nd smallest1 · chance 0.0
3rd smallest1 · chance 0.9
4th smallest8 · chance 12.9
5th smallest54 · chance 50.1

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 3.7 shared draws, and the leaders are simply the ones that came out ahead this time.

10 29 14 24 3 9

Never drawn alongside 1 of the other 69 numbers; chance expects about 2 such strangers by now. Every pair →

How many people play it

Under the crowd model, 66 is picked about 0.86× as often as an indifferent choice — 36th most popular of 70. 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 66 →

Every draw it appeared in

Date	Wait	Position	The draw
2025-02-28	14	5th	9 19 30 35 66
2025-01-10	7	5th	9 23 39 65 66
2024-12-17	4	2nd	56 66 67 68 69
2024-12-03	16	4th	52 60

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: 66 is drawn with probability 5/70 tonight whatever it did last week.

2023-05-23	13	5th	3 10 22 65 66
2023-04-07	4	5th	12 32 49 51 66
2023-03-24	18	5th	14 17 33 42 66
2023-01-20	18	5th	20 29 31 64 66
2022-11-18	7	5th	2 14 16 38 66
2022-10-25	11	5th	21 30 35 45 66
2022-09-16	15	5th	15 30 35 38 66
2022-07-26	1	5th	7 29 60 63 66
2022-07-22	24	5th	14 40 60 64 66
2022-04-29	14	5th	9 11 34 49 66
2022-03-11	4	5th	24 28 39 44 66
2022-02-25	7	5th	15 31 40 56 66
2022-02-01	25	5th	11 24 38 62 66
2021-11-05	4	4th	10 15 20 66 68
2021-10-22	45	5th	9 14 26 29 66
2021-05-18	11	5th	3 5 56 61 66
2021-04-09	15	5th	22 26 27 58 66
2021-02-16	6	5th	1 36 44 54 66
2021-01-26	28	4th	29 49 56 66 67
2020-10-20	35	5th	46 54 57 58 66
2020-06-19	9	5th	11 34 36 52 66
2020-05-19	5	5th	8 19 25 36 66
2020-05-01	32	5th	28 30 31 35 66
2020-01-10	5	5th	17 27 49 51 66
2019-12-24	10	5th	27 37 48 63 66
2019-11-19	54	5th	22 43 44 47 66
2019-05-14	3	3rd	11 59 66 67 68
2019-05-03	10	4th	8 16 22 66 68
2019-03-29	8	5th	5 14 15 62 66
2019-03-01	7	5th	29 33 39 60 66
2019-02-05	1	5th	3 34 36 59 66
2019-02-01	21	4th	2 37 48 66 68
2018-11-20	19	5th	10 16 31 42 66
2018-09-14	17	5th	23 30 40 43 66
2018-07-17	13	4th	40 41 61 66 67
2018-06-01	4	5th	5 24 52 62 66
2018-05-18	6	5th	9 26 53 64 66
2018-04-27	14	5th	2 29 38 63 66
2018-03-09	14	5th	7 17 18 46 66
2018-01-19	—	5th	3 17 23 49 66