Q: Is 1,000,405 a Prime Number?

 A: No, 1,000,405 is not a prime number.

Why is 1,000,405 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 1000405 can be evenly divided by 1 5 7 35 101 283 505 707 1,415 1,981 3,535 9,905 28,583 142,915 200,081 and 1,000,405, with no remainder.

Since 1,000,405 cannot be divided by just 1 and 1,000,405, it is not a prime number.


More Examples

Number 1,000,4031,000,4041,000,4061,000,407
Prime? yesnonono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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