# Is 671 a Prime Number?

Is 671 a prime number? * "No, 671 is not a prime number."* A number can be classified as prime or composite depending on the factors it contains; it could either have only 2 factors or more than 2 factors. Numbers like 107 with only 2 factors, i.e. 1 and 107 are called prime numbers. However, numbers like 365 with more than 2 factors are called composite numbers. Let us find out how and why is 671 a prime number or a composite number?

**Is 671 a prime number? -**No**Is 671 a composite number? -**Yes**Is 671 a perfect square? -**No**Prime Factors of 671 -**11, 61**Factors of 671 -**1, 11, 61, 671

## Is 671 a Prime Number?

No, 671 is not a prime number. The number 671 is divisible by 1, 11, 61, 671. For a number to be classified as a prime number, it should have exactly two factors. Since 671 has more than two factors, i.e. 1, 11, 61, 671, it is not a prime number.

## Why is 671 not a Prime Number?

To understand whether 671 is composite or prime, it is important to find its factors.

**Factors of 671:** 1, 11, 61, 671

Since 671 has more than 2 factors, we can say that 671 is not a prime number.

## Is 671 a Composite Number?

Yes, since 671 has more than two factors i.e. 1, 11, 61, 671. In other words, 671 is a composite number because 671 has more than 2 factors.

**Problem Statements: **

Is 671 a Prime Number? | No |

Is 671 a Composite Number? | Yes |

Multiples of 671 | 671, 1342, 2013, 2684, 3355, 4026, 4697, 5368, 6039, 6710 |

Is 671 a Perfect Cube? | No |

Is 671 a Perfect Square? | No |

Square of 671 | 450241 |

Square Root of 671 | 25.903668 |

Is 671 an Even Number? | No |

Cube Root of 671 | 8.754672 |

Is 671 an Odd Number? | Yes |

**Fun Facts: **

- Prime numbers greater than 5 can be represented in the form of either 6n + 1 or 6n - 1. Example - 71 is a prime number and it can be written as 71 = 6 × 12 - 1
- A pair of prime numbers X and Y are said to be twin prime numbers if the absolute difference between them is 2. Example - (311, 313) are twin prime numbers.
- 2 is the smallest prime number.

**☛ Also Check: **

- Is 48 a Prime Number? - No
- Is 97 a Prime Number? - Yes
- Is 43 a Prime Number? - Yes
- Is 131 a Prime Number? - Yes
- Is 25 a Prime Number? - No
- Is 513 a Prime Number? - No
- Is 321 a Prime Number? - No
- Is 128 a Prime Number? - No

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