# Is 99 a Prime Number?

Is 99 a prime number? A prime number is divisible only by 1 and itself, which means it has no other divisor except 1 and the number itself. On the contrary, composite numbers have more than two factors. To determine if 99 is a prime number or composite, we need to divide it with numbers from 1 to 99. To find out the answer to this question * "is 99 is a prime number"* and to gain a detailed understanding of

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**"how and why is 99 a prime number or a composite number?"****Is 99 a prime number? -**No**Is 99 a composite number? -**Yes**Is 99 a perfect square? -**No**Factors of 99 -**1, 3, 9, 11, 33, 99**Prime Factors of 99 -**3, 11

## Is 99 a Prime Number?

No, 99 is not a prime number. The number 99 is divisible by 1, 3, 9, 11, 33, 99. For a number to be classified as a prime number, it should have exactly two factors. Since 99 has more than two factors, i.e. 1, 3, 9, 11, 33, 99, it is not a prime number.

## Why is 99 not a Prime Number?

To understand whether 99 is composite or prime, it is important to find its factors.

**Factors of 99:** 1, 3, 9, 11, 33, 99

Since 99 has more than 2 factors, we can say that 99 is not a prime number.

## Is 99 a Composite Number?

Yes, since 99 has more than two factors i.e. 1, 3, 9, 11, 33, 99. In other words, 99 is a composite number because 99 has more than 2 factors.

**Problem Statements: **

Is 99 a Prime Number? | No |

Is 99 a Composite Number? | Yes |

Multiples of 99 | 99, 198, 297, 396, 495, 594, 693, 792, 891, 990 |

Square Root of 99 | 9.949874 |

Is 99 a Perfect Square? | No |

Is 99 an Odd Number? | Yes |

Is 99 an Even Number? | No |

Is 99 a Perfect Cube? | No |

Square of 99 | 9801 |

Cube Root of 99 | 4.626058 |

**Fun Facts: **

- 2 is the smallest prime number.
- 1 is neither prime nor composite.
- Euler discovered a polynomial n
^{2}+ n + 41 that produces prime numbers for values of n that lie between 0 and 39 inclusive. It can generate 40 prime numbers for 0 <= n <= 39.

**☛ Also Check: **

- Is 7 a Prime Number? - Yes
- Is 72 a Prime Number? - No
- Is 61 a Prime Number? - Yes
- Is 103 a Prime Number? - Yes
- Is 53 a Prime Number? - Yes
- Is 157 a Prime Number? - Yes
- Is 281 a Prime Number? - Yes
- Is 999 a Prime Number? - No

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