Generate a random whole number from 1 to 8, for an eight-sided die (d8) in tabletop games.
Press Generate for a random number between 1 and 8. Both ends are included and each of the 8 numbers has exactly a 1 in 8 chance.
Odds for numbers between 1 and 8
Possible numbers
8
Chance of any one number
1 in 8 (12.5%)
Chance of repeating the last number
1 in 8
Chance a given number appears at least once in 8 picks
65.6%
Average result over many picks
4.5
Even / odd numbers
4 even, 4 odd
The last-but-one row surprises many people: even with 8 picks, a particular number has a 34.4% chance of never coming up, because picks are independent.
What a 1–8 range is used for
A random number between 1 and 8 is handy for an eight-sided die (d8) in tabletop games.
What are the odds of getting a specific number between 1 and 8?
Each number has a 1 in 8 chance (12.5%) on every pick.
Can the same number come up twice in a row?
Yes, if repeats are allowed: the chance of repeating the previous number is 1 in 8. Tick "No repeats" when picking several numbers to get all-different results.
Are 1 and 8 included?
Yes. Both ends are included, so there are 8 possible numbers.