Select 20 unique numbers from 1 to 649
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 53,744,402,125,680,653,501,681,484,484,241,784,832 (~)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 130,754,863,859,821,311,809,721,690,287,992,314,502,660,408,809,648,816,128 (~)
If order does not matter (e.g. most lottery numbers): 53,744,402,125,680,653,501,681,484,484,241,784,832 (~)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 130,754,863,859,821,311,809,721,690,287,992,314,502,660,408,809,648,816,128 (~)