Q: Is 155,142 a Composite Number?

 A: Yes, 155,142 is a composite number.

Why is 155,142 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 155,142 can be evenly divided by 1 2 3 6 9 13 17 18 26 27 34 39 51 54 78 102 117 153 169 221 234 306 338 351 442 459 507 663 702 918 1,014 1,326 1,521 1,989 2,873 3,042 3,978 4,563 5,746 5,967 8,619 9,126 11,934 17,238 25,857 51,714 77,571 and 155,142, with no remainder.

Since 155,142 cannot be divided by just 1 and 155,142, it is a composite number.


More Examples

Number 155,140155,141155,143155,144
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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