Q: Is 859,825 a Prime Number?

A: No, 859,825 is not a prime number.

Why is 859,825 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 859825 can be evenly divided by 1 5 25 163 211 815 1,055 4,075 5,275 34,393 171,965 and 859,825, with no remainder.

Since 859,825 cannot be divided by just 1 and 859,825, it is not a prime number.

Number	859,823	859,824	859,826	859,827
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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