Select 13 unique numbers from 15 to 10
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): -67,108,864
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): -67,108,864
If order does not matter (e.g. most lottery numbers): -67,108,864
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): -67,108,864