Select 18 unique numbers from 1 to 1200
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 3,658,286,476,705,431,214,548,434,747,849,447,571,456 (~3.6582864767054E+21 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 23,421,717,146,479,181,439,938,870,741,550,443,327,879,766,120,106,819,584 (~2.3421717146479E+37 million trillion)
If order does not matter (e.g. most lottery numbers): 3,658,286,476,705,431,214,548,434,747,849,447,571,456 (~3.6582864767054E+21 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 23,421,717,146,479,181,439,938,870,741,550,443,327,879,766,120,106,819,584 (~2.3421717146479E+37 million trillion)