Select 2 unique numbers from 9000 to 9999
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 499,500 (~499.5 thousand)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 999,000 (~999 thousand)
If order does not matter (e.g. most lottery numbers): 499,500 (~499.5 thousand)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 999,000 (~999 thousand)