Q: Is 142,231,215 a Prime Number?

 A: No, 142,231,215 is not a prime number.

Why is 142,231,215 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 142231215 can be evenly divided by 1 3 5 7 15 21 35 105 1,354,583 4,063,749 6,772,915 9,482,081 20,318,745 28,446,243 47,410,405 and 142,231,215, with no remainder.

Since 142,231,215 cannot be divided by just 1 and 142,231,215, it is not a prime number.


More Examples

Number 142,231,213142,231,214142,231,216142,231,217
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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