Select 20 unique numbers from 6 to 155
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 3,631,412,949,318,767,235,563,520 (~3631412.9 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 8,834,871,856,916,283,757,364,882,062,176,979,645,366,272 (~8.8348718569163E+24 million trillion)
If order does not matter (e.g. most lottery numbers): 3,631,412,949,318,767,235,563,520 (~3631412.9 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 8,834,871,856,916,283,757,364,882,062,176,979,645,366,272 (~8.8348718569163E+24 million trillion)