Q: Is 870,345 a Composite Number?

 A: Yes, 870,345 is a composite number.

Why is 870,345 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 870,345 can be evenly divided by 1 3 5 7 9 15 21 27 35 45 63 81 105 135 189 307 315 405 567 921 945 1,535 2,149 2,763 2,835 4,605 6,447 8,289 10,745 13,815 19,341 24,867 32,235 41,445 58,023 96,705 124,335 174,069 290,115 and 870,345, with no remainder.

Since 870,345 cannot be divided by just 1 and 870,345, it is a composite number.


More Examples

Number 870,343870,344870,346870,347
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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