Q: Is 72,164,004 a Prime Number?

 A: No, 72,164,004 is not a prime number.

Why is 72,164,004 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 72164004 can be evenly divided by 1 2 3 4 6 11 12 22 33 44 66 73 132 146 219 292 438 803 876 1,606 2,409 3,212 4,818 7,489 9,636 14,978 22,467 29,956 44,934 82,379 89,868 164,758 247,137 329,516 494,274 546,697 988,548 1,093,394 1,640,091 2,186,788 3,280,182 6,013,667 6,560,364 12,027,334 18,041,001 24,054,668 36,082,002 and 72,164,004, with no remainder.

Since 72,164,004 cannot be divided by just 1 and 72,164,004, 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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