Select 7 unique numbers from 0 to 21
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 170,544 (~170.5 thousand)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 859,541,760 (~859.5 million)
If order does not matter (e.g. most lottery numbers): 170,544 (~170.5 thousand)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 859,541,760 (~859.5 million)