Q: Is 420,121,002 a Prime Number?

 A: No, 420,121,002 is not a prime number.

Why is 420,121,002 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 420121002 can be evenly divided by 1 2 3 6 7 14 21 42 49 98 147 271 294 542 813 1,626 1,897 3,794 5,273 5,691 10,546 11,382 13,279 15,819 26,558 31,638 36,911 39,837 73,822 79,674 110,733 221,466 258,377 516,754 775,131 1,428,983 1,550,262 2,857,966 4,286,949 8,573,898 10,002,881 20,005,762 30,008,643 60,017,286 70,020,167 140,040,334 210,060,501 and 420,121,002, with no remainder.

Since 420,121,002 cannot be divided by just 1 and 420,121,002, it is not a prime number.


More Examples

Number 420,121,000420,121,001420,121,003420,121,004
Prime? noyesyesno
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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