Select 7 unique numbers from 0 to 400
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 313,843,099,039,800 (~313.8 trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,581,769,219,160,591,872 (~1.6 million trillion)
If order does not matter (e.g. most lottery numbers): 313,843,099,039,800 (~313.8 trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,581,769,219,160,591,872 (~1.6 million trillion)