Select 18 unique numbers from 1 to 72
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 41,432,089,765,583,432 (~41.4 thousand trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 265,263,722,088,533,564,044,728,971,821,056 (~2.6526372208853E+14 million trillion)
If order does not matter (e.g. most lottery numbers): 41,432,089,765,583,432 (~41.4 thousand trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 265,263,722,088,533,564,044,728,971,821,056 (~2.6526372208853E+14 million trillion)