Q: Is 521,420 a Composite Number?

 A: Yes, 521,420 is a composite number.

Why is 521,420 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 521,420 can be evenly divided by 1 2 4 5 10 20 29 31 58 62 116 124 145 155 290 310 580 620 841 899 1,682 1,798 3,364 3,596 4,205 4,495 8,410 8,990 16,820 17,980 26,071 52,142 104,284 130,355 260,710 and 521,420, with no remainder.

Since 521,420 cannot be divided by just 1 and 521,420, it is a composite number.


More Examples

Number 521,418521,419521,421521,422
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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