Number 28

In Oz Lotto under the 7/45 + 2/45 · Jan 2009 – May 2022 rules — 697 draws, 7 from 1–45 (an earlier era).

117times drawn · chance expected 108 +0.90σ

12draws waiting · a wait this long: 16% for any number

5.9average wait between appearances · chance says 6.4

25longest completed wait · 87% chance of one at least that long

28 is drawn as often as chance explains

Drawn 117 times in 697 draws against 108.4 expected, +0.90σ. Each draw is independent: after 12 draws away it is exactly as likely tonight as a number drawn yesterday. It has also come out as the bonus ball 28 times, counted separately.

Number 28, draw by draw

Drawn 117 times in 697 draws · average wait 5.9 draws · longest completed wait 25 · waiting 12 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 28 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 smallest1 · chance 0.2
2nd smallest3 · chance 2.8
3rd smallest13 · chance 13.8
4th smallest32 · chance 33.0
5th smallest40 · chance 39.6
6th smallest22 · chance 22.7
7th smallest6 · chance 4.9

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 16.0 shared draws, and the leaders are simply the ones that came out ahead this time.

7 16 22 34 17 33

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, 28 is picked about 1.22× as often as an indifferent choice — 15th 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 model and its sources → · What people believe about 28 →

Every draw it appeared in

Date	Wait	Position	The draw
2022-02-15	10	5th	5 7 9 16 28 37 41
2021-12-07	15	4th	12 17 22 28 33 36 40
2021-08-24	3	5th	1 5 7 20 28 32

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: 28 is drawn with probability 7/45 tonight whatever it did last week.

2019-03-19	1	5th	6 13 14 22 28 40 41
2019-03-12	8	5th	7 9 25 27 28 36 37
2019-01-15	3	4th	15 20 27 28 31 36 42
2018-12-25	5	4th	4 7 11 28 32 33 38
2018-11-20	1	6th	2 13 19 22 24 28 39
2018-11-13	2	5th	9 11 16 19 28 42 45
2018-10-30	1	6th	3 7 8 14 17 28 31
2018-10-23	10	4th	7 12 27 28 32 33 44
2018-08-14	4	5th	5 11 24 25 28 37 38
2018-07-17	25	5th	11 17 19 20 28 38 42
2018-01-23	3	4th	16 21 25 28 31 33 44
2018-01-02	4	5th	1 8 12 26 28 30 43
2017-12-05	1	5th	4 9 22 26 28 34 45
2017-11-28	7	6th	3 7 9 16 19 28 35
2017-10-10	5	5th	7 12 17 20 28 31 42
2017-09-05	9	5th	4 8 16 27 28 35 45
2017-07-04	2	3rd	7 18 28 33 35 37 43
2017-06-20	7	7th	13 16 17 21 23 25 28
2017-05-02	1	6th	2 9 17 19 22 28 38
2017-04-25	2	3rd	11 27 28 37 41 43 45
2017-04-11	4	5th	1 21 23 25 28 38 45
2017-03-14	3	6th	2 6 10 14 25 28 31
2017-02-21	8	4th	5 9 19 28 31 41 45
2016-12-27	4	4th	7 25 27 28 33 34 35
2016-11-29	8	3rd	12 22 28 31 32 35 42
2016-10-04	12	6th	3 4 10 12 14 28 41
2016-07-12	3	5th	1 11 19 24 28 29 39
2016-06-21	11	4th	2 5 16 28 36 42 44
2016-04-05	7	5th	2 3 15 17 28 37 44
2016-02-16	7	4th	13 15 22 28 33 37 45
2015-12-29	11	4th	4 9 16 28 35 37 43
2015-10-13	22	1st	28 29 32 34 36 37 41
2015-05-12	3	4th	13 24 27 28 30 33 43
2015-04-21	4	5th	2 8 10 25 28 33 37
2015-03-24	9	5th	4 11 16 24 28 33 45
2015-01-20	9	5th	2 14 15 20 28 31 34
2014-11-18	6	2nd	14 28 29 30 37 38 44
2014-10-07	4	7th	3 6 15 19 20 23 28
2014-09-09	9	4th	15 23 25 28 38 43 44
2014-07-08	9	3rd	7 14 28 30 39 41 42
2014-05-06	12	5th	3 11 15 25 28 29 41
2014-02-11	5	5th	7 15 20 22 28 36 38
2014-01-07	11	6th	14 17 19 20 21 28 29
2013-10-22	2	6th	7 15 20 21 24 28 42
2013-10-08	5	3rd	5 24 28 32 38 39 45
2013-09-03	1	6th	8 18 22 23 26 28 31
2013-08-27	5	4th	7 18 19 28 31 33 37
2013-07-23	11	2nd	8 28 31 34 37 40 41
2013-05-07	8	4th	16 18 24 28 31 35 44
2013-03-12	4	5th	3 8 10 21 28 38 40
2013-02-12	3	5th	2 3 5 16 28 42 43
2013-01-22	1	5th	1 14 24 27 28 30 39
2013-01-15	2	4th	7 17 21 28 34 36 44
2013-01-01	1	4th	8 19 25 28 30 39 42
2012-12-25	12	6th	2 5 15 16 20 28 32
2012-10-02	5	5th	2 11 13 15 28 33 41
2012-08-28	2	4th	12 25 26 28 35 39 42
2012-08-14	1	6th	4 7 14 18 19 28 42
2012-08-07	5	5th	3 4 15 19 28 38 44
2012-07-03	8	4th	19 21 24 28 32 34 45
2012-05-08	10	4th	6 8 17 28 34 41 42
2012-02-28	15	5th	5 8 12 17 28 30 43
2011-11-15	11	7th	6 7 8 9 20 22 28
2011-08-30	8	5th	4 8 16 22 28 34 41
2011-07-05	1	3rd	6 20 28 29 33 34 40
2011-06-28	3	6th	3 16 20 23 27 28 35
2011-06-07	12	6th	7 8 9 15 17 28 41
2011-03-15	1	6th	8 15 16 25 26 28 41
2011-03-08	2	5th	7 13 16 20 28 29 36
2011-02-22	4	6th	2 5 16 18 26 28 39
2011-01-25	2	4th	5 16 17 28 30 34 41
2011-01-11	4	5th	9 12 17 27 28 33 34
2010-12-14	4	4th	5 12 22 28 33 34 38
2010-11-16	10	3rd	12 26 28 33 36 38 43
2010-09-07	4	4th	3 8 27 28 34 40 44
2010-08-10	11	6th	11 16 21 22 25 28 41
2010-05-25	3	4th	15 24 25 28 36 37 44
2010-05-04	5	7th	5 14 16 18 19 20 28
2010-03-30	7	3rd	2 25 28 29 35 39 40
2010-02-09	1	5th	5 18 23 24 28 42 44
2010-02-02	5	3rd	19 22 28 29 32 34 38
2009-12-29	2	6th	6 12 13 22 27 28 33
2009-12-15	2	4th	7 12 22 28 29 32 37
2009-12-01	8	7th	2 8 10 18 24 27 28
2009-10-06	1	5th	5 12 17 22 28 34 45
2009-09-29	4	5th	7 12 25 27 28 35 36
2009-09-01	12	3rd	9 16 28 29 37 42 45
2009-06-09	4	3rd	3 19 28 30 34 40 44
2009-05-12	4	4th	2 7 25 28 32 35 40
2009-04-14	5	6th	1 5 11 20 27 28 33
2009-03-10	2	5th	13 14 16 24 28 29 38
2009-02-24	4	3rd	2 13 28 30 34 41 45
2009-01-27	—	4th	3 21 24 28 31 34 45