Q: Is 42,990,129 a Prime Number?

 A: No, 42,990,129 is not a prime number.

Why is 42,990,129 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 42990129 can be evenly divided by 1 3 7 9 13 21 27 39 63 91 117 189 273 351 819 2,457 17,497 52,491 122,479 157,473 227,461 367,437 472,419 682,383 1,102,311 1,592,227 2,047,149 3,306,933 4,776,681 6,141,447 14,330,043 and 42,990,129, with no remainder.

Since 42,990,129 cannot be divided by just 1 and 42,990,129, it is not a prime number.


More Examples

Number 42,990,12742,990,12842,990,13042,990,131
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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