Number 81

In SiVinceTutto under the 6/90 · since Sep 2024 rules — 106 draws, 6 from 1–90.

9times drawn · chance expected 7 +0.75σ

5draws waiting · a wait this long: 76% for any number

10.8average wait between appearances · chance says 15.0

21longest completed wait · 90% chance of one at least that long

81 is drawn as often as chance explains

Drawn 9 times in 106 draws against 7.1 expected, +0.75σ. Each draw is independent: after 5 draws away it is exactly as likely tonight as a number drawn yesterday.

Number 81, draw by draw

Drawn 9 times in 106 draws · average wait 10.8 draws · longest completed wait 21 · waiting 5 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 81 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 smallest0 · chance 0.0
3rd smallest0 · chance 0.1
4th smallest0 · chance 0.6
5th smallest3 · chance 3.1
6th smallest6 · chance 5.2

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 0.5 shared draws, and the leaders are simply the ones that came out ahead this time.

22 48 3 12 15 16

Never drawn alongside 56 of the other 89 numbers; chance expects about 54 such strangers by now. Every pair →

How many people play it

Under the crowd model, 81 is picked about 0.86× as often as an indifferent choice — 38th most popular of 90. 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 81 →

Every draw it appeared in

Date	Wait	Position	The draw
2026-09-02	21	6th	1 8 16 39 75 81
2026-04-08	11	5th	15 22 25 59 81 85
2026-01-21	3	6th	22 26 27 48 79 81
2025-12-31	21	6th

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: 81 is drawn with probability 6/90 tonight whatever it did last week.