Q: Is 21,000,016 a Composite Number?

 A: Yes, 21,000,016 is a composite number.

Why is 21,000,016 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 21,000,016 can be evenly divided by 1 2 4 8 16 19 37 38 74 76 148 152 296 304 592 703 1,406 1,867 2,812 3,734 5,624 7,468 11,248 14,936 29,872 35,473 69,079 70,946 138,158 141,892 276,316 283,784 552,632 567,568 1,105,264 1,312,501 2,625,002 5,250,004 10,500,008 and 21,000,016, with no remainder.

Since 21,000,016 cannot be divided by just 1 and 21,000,016, it is a composite number.


More Examples

Number 21,000,01421,000,01521,000,01721,000,018
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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