Q: Is 842,385 a Prime Number?

A: No, 842,385 is not a prime number.

Why is 842,385 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 842385 can be evenly divided by 1 3 5 15 89 267 445 631 1,335 1,893 3,155 9,465 56,159 168,477 280,795 and 842,385, with no remainder.

Since 842,385 cannot be divided by just 1 and 842,385, it is not a prime number.

Number	842,383	842,384	842,386	842,387
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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