Select 15 unique numbers from 1 to 4
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 1,073,741,824 (~1.1 billion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,073,741,824 (~1.1 billion)
If order does not matter (e.g. most lottery numbers): 1,073,741,824 (~1.1 billion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,073,741,824 (~1.1 billion)