# Is 3721 a Prime Number?

Is 3721 a prime number? * "No, 3721 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 839 with only 2 factors, i.e. 1 and 839 are called prime numbers. However, numbers like 322 with more than 2 factors are called composite numbers. Let us find out how and why is 3721 a prime number or a composite number?

**Is 3721 a prime number? -**No**Is 3721 a composite number? -**Yes**Is 3721 a perfect square? -**Yes**Factors of 3721 -**1, 61, 3721**Prime Factors of 3721 -**61

## Is 3721 a Prime Number?

No, 3721 is not a prime number. The number 3721 is divisible by 1, 61, 3721. For a number to be classified as a prime number, it should have exactly two factors. Since 3721 has more than two factors, i.e. 1, 61, 3721, it is not a prime number.

## Why is 3721 not a Prime Number?

To understand whether 3721 is prime or composite, it is important to find its factors.

**Factors of 3721:** 1, 61, 3721

Since 3721 has more than 2 factors, we can say that 3721 is not a prime number.

## Is 3721 a Composite Number?

Yes, since 3721 has more than two factors i.e. 1, 61, 3721. In other words, 3721 is a composite number because 3721 has more than 2 factors.

**Problem Statements: **

Is 3721 a Prime Number? | No |

Is 3721 a Composite Number? | Yes |

Is 3721 an Odd Number? | Yes |

Square of 3721 | 13845841 |

Is 3721 a Perfect Cube? | No |

Cube Root of 3721 | 15.495968 |

Square Root of 3721 | 61 |

Is 3721 a Perfect Square? | Yes |

Multiples of 3721 | 3721, 7442, 11163, 14884, 18605, 22326, 26047, 29768, 33489, 37210 |

Is 3721 an Even Number? | No |

**Fun Facts: **

- 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. - 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
- Numbers X and Y are said to be coprime if they have only one common factor that is 1.

**☛ Also Check: **

- Is 15 a Prime Number? - No
- Is 149 a Prime Number? - Yes
- Is 45 a Prime Number? - No
- Is 17 a Prime Number? - Yes
- Is 55 a Prime Number? - No
- Is 383 a Prime Number? - Yes
- Is 76 a Prime Number? - No
- Is 185 a Prime Number? - No

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