Q: Is 491,480 a Prime Number?

 A: No, 491,480 is not a prime number.

Why is 491,480 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 491480 can be evenly divided by 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 1,117 2,234 4,468 5,585 8,936 11,170 12,287 22,340 24,574 44,680 49,148 61,435 98,296 122,870 245,740 and 491,480, with no remainder.

Since 491,480 cannot be divided by just 1 and 491,480, it is not a prime number.


More Examples

Number 491,478491,479491,481491,482
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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