Select 18 unique numbers from 3 to 189
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 5,246,171,524,664,148,361,216,000 (~5246171.5 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 33,587,950,625,248,713,834,727,821,199,018,117,038,080 (~3.3587950625249E+22 million trillion)
If order does not matter (e.g. most lottery numbers): 5,246,171,524,664,148,361,216,000 (~5246171.5 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 33,587,950,625,248,713,834,727,821,199,018,117,038,080 (~3.3587950625249E+22 million trillion)