Q: Is 316,420 a Prime Number?
A: No, 316,420 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 316420 can be evenly divided by 1 2 4 5 10 13 20 26 52 65 130 260 1,217 2,434 4,868 6,085 12,170 15,821 24,340 31,642 63,284 79,105 158,210 and 316,420, with no remainder.
Since 316,420 cannot be divided by just 1 and 316,420, it is not a prime number.