Q: Is 144,001 a Prime Number?

A: No, 144,001 is not a prime number.

Why is 144,001 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 144001 can be evenly divided by 1 11 13 19 53 143 209 247 583 689 1,007 2,717 7,579 11,077 13,091 and 144,001, with no remainder.

Since 144,001 cannot be divided by just 1 and 144,001, it is not a prime number.

Number	143,999	144,000	144,002	144,003
Prime?	yes	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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