Select 7 unique numbers from 20 to 49
        Total possible combinations (ways)
        
If order does not matter (e.g. most lottery numbers): 2,035,800 (~2 million)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 10,260,432,000 (~10 billion)
            
                If order does not matter (e.g. most lottery numbers): 2,035,800 (~2 million)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 10,260,432,000 (~10 billion)



