Q: Is 42,210,312 a Prime Number?

 A: No, 42,210,312 is not a prime number.

Why is 42,210,312 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 42210312 can be evenly divided by 1 2 3 4 6 8 12 24 29 58 87 116 174 232 348 696 60,647 121,294 181,941 242,588 363,882 485,176 727,764 1,455,528 1,758,763 3,517,526 5,276,289 7,035,052 10,552,578 14,070,104 21,105,156 and 42,210,312, with no remainder.

Since 42,210,312 cannot be divided by just 1 and 42,210,312, 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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