Select 1 unique numbers from 1991 to 3981
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 1,991
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,991
If order does not matter (e.g. most lottery numbers): 1,991
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,991