Q: Is 520,025 a Prime Number?

 A: No, 520,025 is not a prime number.

Why is 520,025 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 520025 can be evenly divided by 1 5 11 25 31 55 61 155 275 305 341 671 775 1,525 1,705 1,891 3,355 8,525 9,455 16,775 20,801 47,275 104,005 and 520,025, with no remainder.

Since 520,025 cannot be divided by just 1 and 520,025, it is not a prime number.


More Examples

Number 520,023520,024520,026520,027
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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