Q: Is 1,721 a Prime Number?

 A: Yes, 1,721 is a prime number.

Why is 1,721 a prime number?

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

The number 1721 can be evenly divided by 1 and 1,721, with no remainder.

Since 1,721 can be divided by just 1 and 1,721, it is a prime number.


More Examples

Number 1,7191,7201,7221,723
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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