Q: Is 11,661 a Prime Number?

A: No, 11,661 is not a prime number.

Why is 11,661 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 11661 can be evenly divided by 1 3 13 23 39 69 169 299 507 897 3,887 and 11,661, with no remainder.

Since 11,661 cannot be divided by just 1 and 11,661, it is not a prime number.

Number	11,659	11,660	11,662	11,663
Prime?	no	no	no	no

All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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