Q: Is 20,131,245 a Composite Number?

 A: Yes, 20,131,245 is a composite number.

Why is 20,131,245 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 20,131,245 can be evenly divided by 1 3 5 9 15 31 45 93 155 279 465 1,395 14,431 43,293 72,155 129,879 216,465 447,361 649,395 1,342,083 2,236,805 4,026,249 6,710,415 and 20,131,245, with no remainder.

Since 20,131,245 cannot be divided by just 1 and 20,131,245, it is a composite number.


More Examples

Number 20,131,24320,131,24420,131,24620,131,247
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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