Select 20 unique numbers from 45 to 90
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 5,608,233,007,146 (~5.6 trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 13,644,281,345,408,020,269,572,456,185,856 (~13644281345408 million trillion)
If order does not matter (e.g. most lottery numbers): 5,608,233,007,146 (~5.6 trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 13,644,281,345,408,020,269,572,456,185,856 (~13644281345408 million trillion)