Q: Is 13,420 a Prime Number?
A: No, 13,420 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 13420 can be evenly divided by 1 2 4 5 10 11 20 22 44 55 61 110 122 220 244 305 610 671 1,220 1,342 2,684 3,355 6,710 and 13,420, with no remainder.
Since 13,420 cannot be divided by just 1 and 13,420, it is not a prime number.