Q: Is 421,770 a Composite Number?

 A: Yes, 421,770 is a composite number.

Why is 421,770 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 421,770 can be evenly divided by 1 2 3 5 6 10 15 17 30 34 51 85 102 170 255 510 827 1,654 2,481 4,135 4,962 8,270 12,405 14,059 24,810 28,118 42,177 70,295 84,354 140,590 210,885 and 421,770, with no remainder.

Since 421,770 cannot be divided by just 1 and 421,770, it is a composite number.


More Examples

Number 421,768421,769421,771421,772
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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