Q: Is 520,490 a Prime Number?

 A: No, 520,490 is not a prime number.

Why is 520,490 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 520490 can be evenly divided by 1 2 5 10 23 31 46 62 73 115 146 155 230 310 365 713 730 1,426 1,679 2,263 3,358 3,565 4,526 7,130 8,395 11,315 16,790 22,630 52,049 104,098 260,245 and 520,490, with no remainder.

Since 520,490 cannot be divided by just 1 and 520,490, it is not a prime number.


More Examples

Number 520,488520,489520,491520,492
Prime? nononono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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