Q: Is 20,430 a Prime Number?
A: No, 20,430 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 20430 can be evenly divided by 1 2 3 5 6 9 10 15 18 30 45 90 227 454 681 1,135 1,362 2,043 2,270 3,405 4,086 6,810 10,215 and 20,430, with no remainder.
Since 20,430 cannot be divided by just 1 and 20,430, it is not a prime number.