Q: Is 40,407,003 a Prime Number?

 A: No, 40,407,003 is not a prime number.

Why is 40,407,003 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 40407003 can be evenly divided by 1 3 7 9 13 21 39 63 91 103 117 273 309 479 721 819 927 1,339 1,437 2,163 3,353 4,017 4,311 6,227 6,489 9,373 10,059 12,051 18,681 28,119 30,177 43,589 49,337 56,043 84,357 130,767 148,011 345,359 392,301 444,033 641,381 1,036,077 1,924,143 3,108,231 4,489,667 5,772,429 13,469,001 and 40,407,003, with no remainder.

Since 40,407,003 cannot be divided by just 1 and 40,407,003, it is not a prime number.


More Examples

Number 40,407,00140,407,00240,407,00440,407,005
Prime? yesnonono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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