Select 38 unique numbers from 1 to 40
        Total possible combinations (ways)
        
If order does not matter (e.g. most lottery numbers): 780
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 407,957,641,623,949,004,157,051,089,863,960,286,758,002,753,536 (~)
            
                If order does not matter (e.g. most lottery numbers): 780
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 407,957,641,623,949,004,157,051,089,863,960,286,758,002,753,536 (~)



