Q: Is 317,440 a Composite Number?

 A: Yes, 317,440 is a composite number.

Why is 317,440 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 317,440 can be evenly divided by 1 2 4 5 8 10 16 20 31 32 40 62 64 80 124 128 155 160 248 256 310 320 496 512 620 640 992 1,024 1,240 1,280 1,984 2,048 2,480 2,560 3,968 4,960 5,120 7,936 9,920 10,240 15,872 19,840 31,744 39,680 63,488 79,360 158,720 and 317,440, with no remainder.

Since 317,440 cannot be divided by just 1 and 317,440, it is a composite number.


More Examples

Number 317,438317,439317,441317,442
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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