Q: Is 128,115 a Composite Number?

 A: Yes, 128,115 is a composite number.

Why is 128,115 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 128,115 can be evenly divided by 1 3 5 9 13 15 27 39 45 65 73 117 135 195 219 351 365 585 657 949 1,095 1,755 1,971 2,847 3,285 4,745 8,541 9,855 14,235 25,623 42,705 and 128,115, with no remainder.

Since 128,115 cannot be divided by just 1 and 128,115, it is a composite number.


More Examples

Number 128,113128,114128,116128,117
Composite? noyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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