Select 20 unique numbers from 1 to 78
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 1,980,224,548,011,249,920 (~2 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 4,817,692,279,497,249,260,833,073,567,990,022,144 (~4.8176922794972E+18 million trillion)
If order does not matter (e.g. most lottery numbers): 1,980,224,548,011,249,920 (~2 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 4,817,692,279,497,249,260,833,073,567,990,022,144 (~4.8176922794972E+18 million trillion)