Select 7 unique numbers from 4 to 21
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 31,824 (~31.8 thousand)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 160,392,960 (~160.4 million)
If order does not matter (e.g. most lottery numbers): 31,824 (~31.8 thousand)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 160,392,960 (~160.4 million)