Select 20 unique numbers from 1 to 181
        Total possible combinations (ways)
        
If order does not matter (e.g. most lottery numbers): 196,898,889,193,939,082,969,874,432 (~197 septillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 479,035,702,927,684,164,344,886,701,772,315,041,334,296,576 (~)
            
                If order does not matter (e.g. most lottery numbers): 196,898,889,193,939,082,969,874,432 (~197 septillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 479,035,702,927,684,164,344,886,701,772,315,041,334,296,576 (~)



