Q: Is 128,180 a Composite Number?

 A: Yes, 128,180 is a composite number.

Why is 128,180 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 128,180 can be evenly divided by 1 2 4 5 10 13 17 20 26 29 34 52 58 65 68 85 116 130 145 170 221 260 290 340 377 442 493 580 754 884 986 1,105 1,508 1,885 1,972 2,210 2,465 3,770 4,420 4,930 6,409 7,540 9,860 12,818 25,636 32,045 64,090 and 128,180, with no remainder.

Since 128,180 cannot be divided by just 1 and 128,180, it is a composite number.


More Examples

Number 128,178128,179128,181128,182
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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