Select 18 unique numbers from 1 to 80
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 355,214,207,837,288,768 (~355.2 thousand trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 2,274,214,104,158,458,470,648,388,729,700,352 (~2.2742141041585E+15 million trillion)
If order does not matter (e.g. most lottery numbers): 355,214,207,837,288,768 (~355.2 thousand trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 2,274,214,104,158,458,470,648,388,729,700,352 (~2.2742141041585E+15 million trillion)