Select 10 unique numbers from 1 to 21
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 352,716 (~352.7 thousand)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,279,935,820,800 (~1.3 trillion)
If order does not matter (e.g. most lottery numbers): 352,716 (~352.7 thousand)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,279,935,820,800 (~1.3 trillion)