Select 4 unique numbers from 0 to 4503599627370496
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 17,140,672,472,095,886,757,462,977,611,906,527,371,663,702,270,382,214,358,237,184 (~)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 411,376,139,330,301,327,851,037,629,276,472,850,785,079,876,873,017,508,845,584,384 (~)
If order does not matter (e.g. most lottery numbers): 17,140,672,472,095,886,757,462,977,611,906,527,371,663,702,270,382,214,358,237,184 (~)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 411,376,139,330,301,327,851,037,629,276,472,850,785,079,876,873,017,508,845,584,384 (~)