Select 16 unique numbers from 1000 to 9999
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 87,390,985,538,757,767,590,686,831,200,603,542,909,730,431,172,608 (~8.7390985538758E+31 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,828,463,228,532,675,301,509,693,536,029,474,963,790,873,992,249,997,930,715,414,528 (~1.8284632285327E+45 million trillion)
If order does not matter (e.g. most lottery numbers): 87,390,985,538,757,767,590,686,831,200,603,542,909,730,431,172,608 (~8.7390985538758E+31 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,828,463,228,532,675,301,509,693,536,029,474,963,790,873,992,249,997,930,715,414,528 (~1.8284632285327E+45 million trillion)