Select 1 unique numbers from 18000000000001 to 20000000000000
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 2,000,000,000,000 (~2 trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 2,000,000,000,000 (~2 trillion)
If order does not matter (e.g. most lottery numbers): 2,000,000,000,000 (~2 trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 2,000,000,000,000 (~2 trillion)
