Q: Is 142,100,505 a Prime Number?

 A: No, 142,100,505 is not a prime number.

Why is 142,100,505 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 142100505 can be evenly divided by 1 3 5 9 15 45 47 141 235 423 705 2,115 67,187 201,561 335,935 604,683 1,007,805 3,023,415 3,157,789 9,473,367 15,788,945 28,420,101 47,366,835 and 142,100,505, with no remainder.

Since 142,100,505 cannot be divided by just 1 and 142,100,505, it is not a prime number.


More Examples

Number 142,100,503142,100,504142,100,506142,100,507
Prime? nononoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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