Select 20 unique numbers from 51 to 99
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 28,277,527,346,376 (~28.3 trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 68,796,453,067,268,029,749,534,337,794,048 (~68796453067268 million trillion)
If order does not matter (e.g. most lottery numbers): 28,277,527,346,376 (~28.3 trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 68,796,453,067,268,029,749,534,337,794,048 (~68796453067268 million trillion)