Q: Is 520,425 a Prime Number?

 A: No, 520,425 is not a prime number.

Why is 520,425 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 520425 can be evenly divided by 1 3 5 9 15 25 27 45 75 81 135 225 257 405 675 771 1,285 2,025 2,313 3,855 6,425 6,939 11,565 19,275 20,817 34,695 57,825 104,085 173,475 and 520,425, with no remainder.

Since 520,425 cannot be divided by just 1 and 520,425, it is not a prime number.


More Examples

Number 520,423520,424520,426520,427
Prime? yesnonoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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