Q: Is 128,440 a Composite Number?

 A: Yes, 128,440 is a composite number.

Why is 128,440 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 128,440 can be evenly divided by 1 2 4 5 8 10 13 19 20 26 38 40 52 65 76 95 104 130 152 169 190 247 260 338 380 494 520 676 760 845 988 1,235 1,352 1,690 1,976 2,470 3,211 3,380 4,940 6,422 6,760 9,880 12,844 16,055 25,688 32,110 64,220 and 128,440, with no remainder.

Since 128,440 cannot be divided by just 1 and 128,440, it is a composite number.


More Examples

Number 128,438128,439128,441128,442
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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