Select 7 unique numbers from 0 to 81
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 3,801,756,816 (~3.8 billion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 19,160,854,352,640 (~19.2 trillion)
If order does not matter (e.g. most lottery numbers): 3,801,756,816 (~3.8 billion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 19,160,854,352,640 (~19.2 trillion)