Q: Is 170,000 a Prime Number?

 A: No, 170,000 is not a prime number.

Why is 170,000 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 170000 can be evenly divided by 1 2 4 5 8 10 16 17 20 25 34 40 50 68 80 85 100 125 136 170 200 250 272 340 400 425 500 625 680 850 1,000 1,250 1,360 1,700 2,000 2,125 2,500 3,400 4,250 5,000 6,800 8,500 10,000 10,625 17,000 21,250 34,000 42,500 85,000 and 170,000, with no remainder.

Since 170,000 cannot be divided by just 1 and 170,000, it is not a prime number.


More Examples

Number 169,998169,999170,001170,002
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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