Select 7 unique numbers from 1 to 31
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 2,629,575 (~2.6 million)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 13,253,058,000 (~13.3 billion)
If order does not matter (e.g. most lottery numbers): 2,629,575 (~2.6 million)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 13,253,058,000 (~13.3 billion)