# Is 63 a Prime Number?

Is 63 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 63 is a prime number or composite, we need to divide it with numbers from 1 to 63. To find out the answer to this question * "is 63 is a prime number"* and to gain a detailed understanding of

*Let's learn more.*

**"how and why is 63 a prime number or a composite number?"****Is 63 a prime number? -**No**Is 63 a composite number? -**Yes**Is 63 a perfect square? -**No**Prime Factors of 63 -**3, 7**Factors of 63 -**1, 3, 7, 9, 21, 63

## Is 63 a Prime Number?

No, 63 is not a prime number. The number 63 is divisible by 1, 3, 7, 9, 21, 63. For a number to be classified as a prime number, it should have exactly two factors. Since 63 has more than two factors, i.e. 1, 3, 7, 9, 21, 63, it is not a prime number.

## Why is 63 not a Prime Number?

To understand whether 63 is prime or composite, it is important to find its factors.

**Factors of 63:** 1, 3, 7, 9, 21, 63

Since 63 has more than 2 factors, we can say that 63 is not a prime number.

## Is 63 a Composite Number?

Yes, since 63 has more than two factors i.e. 1, 3, 7, 9, 21, 63. In other words, 63 is a composite number because 63 has more than 2 factors.

**Problem Statements: **

Is 63 a Prime Number? | No |

Is 63 a Composite Number? | Yes |

Is 63 an Even Number? | No |

Square of 63 | 3969 |

Is 63 an Odd Number? | Yes |

Multiples of 63 | 63, 126, 189, 252, 315, 378, 441, 504, 567, 630 |

Is 63 a Perfect Square? | No |

Square Root of 63 | 7.937254 |

Cube Root of 63 | 3.979052 |

Is 63 a Perfect Cube? | No |

**Fun Facts: **

- Prime numbers greater than 5 can be represented in the form of either 6n + 1 or 6n - 1. Example - 97 is a prime number and it can be written as 97 = 6 × 16 + 1
- A palindrome prime is a prime number that when read in reverse order results in the same number. Examples - 13931, 131, 757
- A pair of prime numbers X and Y are said to be twin prime numbers if the absolute difference between them is 2. Example - (71, 73) are twin prime numbers.

**☛ Also Check: **

- Is 101 a Prime Number? - Yes
- Is 6 a Prime Number? - No
- Is 18 a Prime Number? - No
- Is 22 a Prime Number? - No
- Is 75 a Prime Number? - No
- Is 2017 a Prime Number? - Yes
- Is 259 a Prime Number? - No
- Is 777 a Prime Number? - No

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