Select 6 unique numbers from 1 to 400
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 5,478,557,838,600 (~5.5 trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 3,944,561,643,792,000 (~3.9 thousand trillion)
If order does not matter (e.g. most lottery numbers): 5,478,557,838,600 (~5.5 trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 3,944,561,643,792,000 (~3.9 thousand trillion)