Q: Is 1,555,425 a Composite Number?

 A: Yes, 1,555,425 is a composite number.

Why is 1,555,425 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 1,555,425 can be evenly divided by 1 3 5 9 15 25 31 45 75 93 155 223 225 279 465 669 775 1,115 1,395 2,007 2,325 3,345 5,575 6,913 6,975 10,035 16,725 20,739 34,565 50,175 62,217 103,695 172,825 311,085 518,475 and 1,555,425, with no remainder.

Since 1,555,425 cannot be divided by just 1 and 1,555,425, it is a composite number.


More Examples

Number 1,555,4231,555,4241,555,4261,555,427
Composite? noyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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