Select 2 unique numbers from 403 to 597
        Total possible combinations (ways)
        
If order does not matter (e.g. most lottery numbers): 18,915 (~19 thousand)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 37,830 (~38 thousand)
            
                If order does not matter (e.g. most lottery numbers): 18,915 (~19 thousand)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 37,830 (~38 thousand)



