Select 2 unique numbers from 1 to 600000
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 179,999,700,000 (~180 billion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 359,999,400,000 (~360 billion)
If order does not matter (e.g. most lottery numbers): 179,999,700,000 (~180 billion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 359,999,400,000 (~360 billion)