Select 20 unique numbers from 1 to 320
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 28,419,027,580,261,192,669,807,341,731,840 (~)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 69,140,709,270,444,802,048,710,420,141,548,700,998,768,556,769,280 (~)
If order does not matter (e.g. most lottery numbers): 28,419,027,580,261,192,669,807,341,731,840 (~)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 69,140,709,270,444,802,048,710,420,141,548,700,998,768,556,769,280 (~)