Q: Is 140,870 a Prime Number?

A: No, 140,870 is not a prime number.

Why is 140,870 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 140870 can be evenly divided by 1 2 5 10 14,087 28,174 70,435 and 140,870, with no remainder.

Since 140,870 cannot be divided by just 1 and 140,870, it is not a prime number.

Number	140,868	140,869	140,871	140,872
Prime?	no	yes	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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