Select 20 unique numbers from 1 to 142
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 1,121,899,050,970,333,413,638,144 (~1121899.1 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 2,729,470,454,077,190,799,959,759,062,888,967,600,865,280 (~2.7294704540772E+24 million trillion)
If order does not matter (e.g. most lottery numbers): 1,121,899,050,970,333,413,638,144 (~1121899.1 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 2,729,470,454,077,190,799,959,759,062,888,967,600,865,280 (~2.7294704540772E+24 million trillion)