Select 999 unique numbers from 6000 to 7000
        Total possible combinations (ways)
        
If order does not matter (e.g. most lottery numbers): 500,500 (~501 thousand)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): inf (~0 )
            
                If order does not matter (e.g. most lottery numbers): 500,500 (~501 thousand)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): inf (~0 )



