Q: Is 55,550,005 a Prime Number?

 A: No, 55,550,005 is not a prime number.

Why is 55,550,005 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 55550005 can be evenly divided by 1 5 7 35 47 235 329 1,645 33,769 168,845 236,383 1,181,915 1,587,143 7,935,715 11,110,001 and 55,550,005, with no remainder.

Since 55,550,005 cannot be divided by just 1 and 55,550,005, it is not a prime number.


More Examples

Number 55,550,00355,550,00455,550,00655,550,007
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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