Number 15

In Lotto under the 6/58 + 1/56 · since Sep 2025 rules — 110 draws, 6 from 1–58.

11times drawn · chance expected 11 −0.12σ

1draws waiting · a wait this long: >99% for any number

9.2average wait between appearances · chance says 9.7

15longest completed wait · 91% chance of one at least that long

15 is drawn as often as chance explains

Drawn 11 times in 110 draws against 11.4 expected, −0.12σ. Each draw is independent: after 1 draws away it is exactly as likely tonight as a number drawn yesterday.

Number 15, draw by draw

Drawn 11 times in 110 draws · average wait 9.2 draws · longest completed wait 15 · waiting 1 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 smallest3 · chance 2.5
2nd smallest2 · chance 4.5
3rd smallest3 · chance 3.0
4th smallest2 · chance 0.9
5th smallest1 · chance 0.1
6th smallest0 · chance 0.0

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 1.0 shared draws, and the leaders are simply the ones that came out ahead this time.

4 39 6 48 2 9

Never drawn alongside 21 of the other 57 numbers; chance expects about 22 such strangers 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 58. 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
2026-10-17	13	5th	2 4 6 10 15 46
2026-09-02	10	2nd	9 15 21 24 30 39
2026-07-29	14	2nd	4 15 22 24 41 52
2026-06-10	12	1st	15 16

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 6/58 tonight whatever it did last week.