Q: Is 78,880 a Prime Number?

 A: No, 78,880 is not a prime number.

Why is 78,880 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 78880 can be evenly divided by 1 2 4 5 8 10 16 17 20 29 32 34 40 58 68 80 85 116 136 145 160 170 232 272 290 340 464 493 544 580 680 928 986 1,160 1,360 1,972 2,320 2,465 2,720 3,944 4,640 4,930 7,888 9,860 15,776 19,720 39,440 and 78,880, with no remainder.

Since 78,880 cannot be divided by just 1 and 78,880, it is not a prime number.


More Examples

Number 78,87878,87978,88178,882
Prime? nononono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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