Q: Is 155,440 a Composite Number?

 A: Yes, 155,440 is a composite number.

Why is 155,440 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 155,440 can be evenly divided by 1 2 4 5 8 10 16 20 29 40 58 67 80 116 134 145 232 268 290 335 464 536 580 670 1,072 1,160 1,340 1,943 2,320 2,680 3,886 5,360 7,772 9,715 15,544 19,430 31,088 38,860 77,720 and 155,440, with no remainder.

Since 155,440 cannot be divided by just 1 and 155,440, it is a composite number.


More Examples

Number 155,438155,439155,441155,442
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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