Select 20 unique numbers from 1 to 249
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 157,567,612,475,495,848,916,260,225,024 (~157567612475.5 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 383,346,560,815,232,445,187,340,696,398,227,842,397,026,385,920 (~3.8334656081523E+29 million trillion)
If order does not matter (e.g. most lottery numbers): 157,567,612,475,495,848,916,260,225,024 (~157567612475.5 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 383,346,560,815,232,445,187,340,696,398,227,842,397,026,385,920 (~3.8334656081523E+29 million trillion)