Select 20 unique numbers from 5 to 475
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 78,819,085,370,727,927,824,239,439,252,553,728 (~7.8819085370728E+16 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 191,759,111,081,089,992,834,785,107,814,193,757,163,098,428,273,590,272 (~1.9175911108109E+35 million trillion)
If order does not matter (e.g. most lottery numbers): 78,819,085,370,727,927,824,239,439,252,553,728 (~7.8819085370728E+16 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 191,759,111,081,089,992,834,785,107,814,193,757,163,098,428,273,590,272 (~1.9175911108109E+35 million trillion)