Q: Is 128,820 a Composite Number?

 A: Yes, 128,820 is a composite number.

Why is 128,820 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 128,820 can be evenly divided by 1 2 3 4 5 6 10 12 15 19 20 30 38 57 60 76 95 113 114 190 226 228 285 339 380 452 565 570 678 1,130 1,140 1,356 1,695 2,147 2,260 3,390 4,294 6,441 6,780 8,588 10,735 12,882 21,470 25,764 32,205 42,940 64,410 and 128,820, with no remainder.

Since 128,820 cannot be divided by just 1 and 128,820, it is a composite number.


More Examples

Number 128,818128,819128,821128,822
Composite? yesnoyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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