Q: Is 42,385,707 a Prime Number?

 A: No, 42,385,707 is not a prime number.

Why is 42,385,707 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 42385707 can be evenly divided by 1 3 7 9 13 21 27 39 63 91 117 169 189 273 351 507 819 1,183 1,327 1,521 2,457 3,549 3,981 4,563 9,289 10,647 11,943 17,251 27,867 31,941 35,829 51,753 83,601 120,757 155,259 224,263 250,803 362,271 465,777 672,789 1,086,813 1,569,841 2,018,367 3,260,439 4,709,523 6,055,101 14,128,569 and 42,385,707, with no remainder.

Since 42,385,707 cannot be divided by just 1 and 42,385,707, it is not a prime number.


More Examples

  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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