Q: Is 105,980 a Prime Number?

A: No, 105,980 is not a prime number.

Why is 105,980 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 105980 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 70 140 757 1,514 3,028 3,785 5,299 7,570 10,598 15,140 21,196 26,495 52,990 and 105,980, with no remainder.

Since 105,980 cannot be divided by just 1 and 105,980, it is not a prime number.

Number	105,978	105,979	105,981	105,982
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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