Number 30

In Lotto under the 6/49 + 1/49 · Jan 2010 – Aug 2017 rules — 789 draws, 6 from 1–49 (an earlier era).

105times drawn · chance expected 97 +0.91σ

2draws waiting · a wait this long: 88% for any number

7.4average wait between appearances · chance says 8.2

31longest completed wait · 88% chance of one at least that long

30 is drawn as often as chance explains

Drawn 105 times in 789 draws against 96.6 expected, +0.91σ. 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 9 times, counted separately.

Number 30, draw by draw

Drawn 105 times in 789 draws · average wait 7.4 draws · longest completed wait 31 · 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 30 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 0.7
2nd smallest8 · chance 6.9
3rd smallest17 · chance 24.1
4th smallest42 · chance 38.3
5th smallest34 · chance 27.7
6th smallest4 · chance 7.3

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 10.9 shared draws, and the leaders are simply the ones that came out ahead this time.

27 2 26 17 3 14

It has shared a draw with every one of the other 48 numbers; chance expected about 0.0 still unmet by now. Every pair →

How many people play it

Under the crowd model, 30 is picked about 1.28× as often as an indifferent choice — 13th most popular of 49. 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
Round numbers (multiples of 10) ×1.05

The model and its sources → · What people believe about 30 →

Every draw it appeared in

Date	Wait	Position	The draw
2017-07-22	2	4th	11 13 27 30 31 45
2017-07-15	3	4th	13 17 26 30 46 48
2017-07-05	2	3rd	16 29 30 32 37 44
2017-06-28	8	5th

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: 30 is drawn with probability 6/49 tonight whatever it did last week.

2016-03-02	5	4th	18 23 27 30 36 37
2016-02-13	6	4th	4 17 21 30 31 37
2016-01-23	9	5th	6 10 16 23 30 44
2015-12-23	2	4th	1 10 15 30 32 39
2015-12-16	8	6th	2 7 15 17 27 30
2015-11-18	5	4th	3 14 27 30 38 41
2015-10-31	3	4th	1 20 24 30 39 44
2015-10-21	3	4th	13 14 20 30 33 38
2015-10-10	13	4th	1 2 19 30 34 45
2015-08-26	13	4th	11 20 21 30 37 42
2015-07-11	1	5th	2 3 14 25 30 31
2015-07-08	12	4th	5 23 26 30 39 48
2015-05-27	1	4th	2 20 22 30 36 43
2015-05-23	4	4th	6 18 26 30 34 40
2015-05-09	9	5th	8 10 11 14 30 48
2015-04-08	7	3rd	27 29 30 33 45 49
2015-03-14	10	5th	17 22 23 26 30 40
2015-02-07	1	4th	4 15 20 30 38 42
2015-02-04	2	5th	7 8 11 16 30 44
2015-01-28	1	2nd	7 30 31 39 42 44
2015-01-24	24	4th	6 17 27 30 40 43
2014-11-01	4	4th	16 24 25 30 36 39
2014-10-18	3	5th	3 4 11 24 30 48
2014-10-08	5	4th	11 13 26 30 44 45
2014-09-20	4	4th	10 28 29 30 36 48
2014-09-06	8	4th	5 10 29 30 32 49
2014-08-09	1	3rd	4 11 30 36 38 47
2014-08-06	4	4th	6 15 17 30 40 42
2014-07-23	13	2nd	2 30 35 37 43 44
2014-06-07	10	4th	7 8 24 30 37 48
2014-05-03	2	5th	13 14 22 26 30 34
2014-04-26	8	3rd	21 28 30 35 39 41
2014-03-29	1	4th	9 13 17 30 36 45
2014-03-26	3	3rd	3 23 30 36 37 44
2014-03-15	3	5th	3 6 23 28 30 38
2014-03-05	24	4th	4 20 23 30 33 34
2013-12-07	10	5th	15 26 27 28 30 39
2013-11-02	7	5th	1 7 13 25 30 46
2013-10-09	2	5th	7 8 12 24 30 39
2013-10-02	6	5th	3 8 22 27 30 45
2013-09-11	4	4th	1 2 3 30 33 45
2013-08-28	28	5th	17 21 23 29 30 45
2013-05-22	15	5th	10 18 19 22 30 48
2013-03-30	5	2nd	17 30 33 36 38 46
2013-03-13	4	3rd	12 27 30 33 37 40
2013-02-27	2	4th	17 21 22 30 31 32
2013-02-20	3	5th	11 15 21 22 30 34
2013-02-09	2	4th	12 26 27 30 33 39
2013-02-02	1	5th	1 10 16 27 30 35
2013-01-30	5	6th	3 4 16 26 28 30
2013-01-12	11	4th	2 5 21 30 36 41
2012-12-05	1	4th	5 8 14 30 32 40
2012-12-01	3	4th	6 11 16 30 33 35
2012-11-21	10	4th	18 21 28 30 35 39
2012-10-17	17	5th	6 14 20 26 30 42
2012-08-18	3	3rd	2 23 30 44 46 47
2012-08-08	4	5th	16 18 22 24 30 40
2012-07-25	1	3rd	20 24 30 40 41 44
2012-07-21	1	3rd	5 7 30 31 32 48
2012-07-18	31	5th	2 7 12 25 30 39
2012-03-31	12	4th	2 19 22 30 32 48
2012-02-18	10	4th	2 28 29 30 32 40
2012-01-14	3	4th	2 6 9 30 37 40
2012-01-04	13	2nd	3 30 33 36 45 46
2011-11-19	17	3rd	1 24 30 40 43 44
2011-09-21	22	5th	10 19 26 27 30 36
2011-07-06	13	5th	6 10 25 27 30 40
2011-05-21	19	6th	5 12 17 24 29 30
2011-03-16	17	4th	4 5 26 30 32 48
2011-01-15	4	4th	1 3 20 30 34 46
2011-01-01	3	3rd	22 24 30 31 41 48
2010-12-18	2	3rd	6 8 30 31 42 48
2010-12-11	2	5th	2 3 11 16 30 37
2010-12-04	10	5th	6 10 17 27 30 32
2010-10-30	9	5th	5 12 17 29 30 39
2010-09-29	30	5th	1 3 4 14 30 49
2010-06-16	2	3rd	2 27 30 43 44 49
2010-06-09	6	5th	4 17 23 26 30 49
2010-05-19	21	3rd	20 26 30 32 34 41
2010-03-06	6	2nd	26 30 35 38 43 45
2010-02-13	—	4th	17 18 20 30 40 42