Q: Is 1,004,778 a Prime Number?

 A: No, 1,004,778 is not a prime number.

Why is 1,004,778 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 1004778 can be evenly divided by 1 2 3 6 9 18 23 27 46 54 69 138 207 414 621 809 1,242 1,618 2,427 4,854 7,281 14,562 18,607 21,843 37,214 43,686 55,821 111,642 167,463 334,926 502,389 and 1,004,778, with no remainder.

Since 1,004,778 cannot be divided by just 1 and 1,004,778, it is not a prime number.


More Examples

Number 1,004,7761,004,7771,004,7791,004,780
Prime? nonoyesno
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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