Select 19 unique numbers from 1 to 100
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 132,341,572,939,212,275,712 (~132.3 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 16,098,703,928,453,241,302,824,794,701,816,659,968 (~1.6098703928453E+19 million trillion)
If order does not matter (e.g. most lottery numbers): 132,341,572,939,212,275,712 (~132.3 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 16,098,703,928,453,241,302,824,794,701,816,659,968 (~1.6098703928453E+19 million trillion)