Q: Is 120,240,225 a Prime Number?

 A: No, 120,240,225 is not a prime number.

Why is 120,240,225 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 120240225 can be evenly divided by 1 3 5 7 9 15 21 25 35 45 63 75 105 175 225 315 525 1,575 76,343 229,029 381,715 534,401 687,087 1,145,145 1,603,203 1,908,575 2,672,005 3,435,435 4,809,609 5,725,725 8,016,015 13,360,025 17,177,175 24,048,045 40,080,075 and 120,240,225, with no remainder.

Since 120,240,225 cannot be divided by just 1 and 120,240,225, it is not a prime number.


More Examples

Number 120,240,223120,240,224120,240,226120,240,227
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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