Q: Is 1,920,009 a Prime Number?

 A: No, 1,920,009 is not a prime number.

Why is 1,920,009 not a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 1920009 can be evenly divided by 1 3 7 13 21 39 91 169 273 507 541 1,183 1,623 3,549 3,787 7,033 11,361 21,099 49,231 91,429 147,693 274,287 640,003 and 1,920,009, with no remainder.

Since 1,920,009 cannot be divided by just 1 and 1,920,009, it is not a prime number.


More Examples

Number 1,920,0071,920,0081,920,0101,920,011
Prime? nononoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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