Q: Is 129,129 a Composite Number?

 A: Yes, 129,129 is a composite number.

Why is 129,129 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 129,129 can be evenly divided by 1 3 7 11 13 21 33 39 43 77 91 129 143 231 273 301 429 473 559 903 1,001 1,419 1,677 3,003 3,311 3,913 6,149 9,933 11,739 18,447 43,043 and 129,129, with no remainder.

Since 129,129 cannot be divided by just 1 and 129,129, it is a composite number.


More Examples

Number 129,127129,128129,130129,131
Composite? noyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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