Q: Is 231,140 a Composite Number?

 A: Yes, 231,140 is a composite number.

Why is 231,140 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 231,140 can be evenly divided by 1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 91 127 130 140 182 254 260 364 455 508 635 889 910 1,270 1,651 1,778 1,820 2,540 3,302 3,556 4,445 6,604 8,255 8,890 11,557 16,510 17,780 23,114 33,020 46,228 57,785 115,570 and 231,140, with no remainder.

Since 231,140 cannot be divided by just 1 and 231,140, it is a composite number.


More Examples

Number 231,138231,139231,141231,142
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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