Q: Is 820,649 a Prime Number?

A: Yes, 820,649 is a prime number.

Why is 820,649 a prime number?

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

The number 820649 can be evenly divided by 1 and 820,649, with no remainder.

Since 820,649 can be divided by just 1 and 820,649, it is a prime number.

Number	820,647	820,648	820,650	820,651
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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