Q: Is 722,500 a Prime Number?

 A: No, 722,500 is not a prime number.

Why is 722,500 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 722500 can be evenly divided by 1 2 4 5 10 17 20 25 34 50 68 85 100 125 170 250 289 340 425 500 578 625 850 1,156 1,250 1,445 1,700 2,125 2,500 2,890 4,250 5,780 7,225 8,500 10,625 14,450 21,250 28,900 36,125 42,500 72,250 144,500 180,625 361,250 and 722,500, with no remainder.

Since 722,500 cannot be divided by just 1 and 722,500, it is not a prime number.


More Examples

Number 722,498722,499722,501722,502
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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