Select 18 unique numbers from 1 to 40
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 113,380,261,800 (~113.4 billion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 725,902,806,896,876,821,460,025,344 (~725902806.9 million trillion)
If order does not matter (e.g. most lottery numbers): 113,380,261,800 (~113.4 billion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 725,902,806,896,876,821,460,025,344 (~725902806.9 million trillion)