Q: Is 120,420,423 a Prime Number?

 A: No, 120,420,423 is not a prime number.

Why is 120,420,423 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 120420423 can be evenly divided by 1 3 9 19 57 171 704,213 2,112,639 6,337,917 13,380,047 40,140,141 and 120,420,423, with no remainder.

Since 120,420,423 cannot be divided by just 1 and 120,420,423, it is not a prime number.


More Examples

Number 120,420,421120,420,422120,420,424120,420,425
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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