Select 20 unique numbers from 100 to 1000
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 41,316,225,166,759,687,135,369,307,196,388,745,936,896 (~)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 100,518,327,178,487,839,005,959,590,223,220,619,138,133,761,239,774,228,643,840 (~)
If order does not matter (e.g. most lottery numbers): 41,316,225,166,759,687,135,369,307,196,388,745,936,896 (~)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 100,518,327,178,487,839,005,959,590,223,220,619,138,133,761,239,774,228,643,840 (~)