Select 20 unique numbers from 1 to 31
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 84,672,315 (~84.7 million)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 205,999,445,200,465,040,213,278,720 (~205999445.2 million trillion)
If order does not matter (e.g. most lottery numbers): 84,672,315 (~84.7 million)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 205,999,445,200,465,040,213,278,720 (~205999445.2 million trillion)