Q: Is 387,780 a Composite Number?

 A: Yes, 387,780 is a composite number.

Why is 387,780 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 387,780 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 23 30 46 60 69 92 115 138 230 276 281 345 460 562 690 843 1,124 1,380 1,405 1,686 2,810 3,372 4,215 5,620 6,463 8,430 12,926 16,860 19,389 25,852 32,315 38,778 64,630 77,556 96,945 129,260 193,890 and 387,780, with no remainder.

Since 387,780 cannot be divided by just 1 and 387,780, it is a composite number.


More Examples

Number 387,778387,779387,781387,782
Composite? yesyesnoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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