Make use of GCF Calculator to quickly find the Greatest Common Factor of numbers 3, 10 i.e. 1 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 3 and 10 is **1**.

GCF(3,10) = 1

*Greatest common factor* or Greatest common divisor (GCD) can be calculated in following way;

- Greatest Common Factor of 3 and 10 by prime factorization method
- Greatest Common Factor of 3 and 10 by matching factors method

**Prime Factorization of 3**

3 | 3 |

1 |

Prime factors of 3 are 3. Prime factorization of **3** in exponential form is:

3 = 3^{1}

**Prime Factorization of 10**

2 | 10 |

5 | 5 |

1 |

Prime factors of 10 are 2.Prime factorization of **10** in exponential form is:

10 = 2^{1}×5^{1}

∴ So by taking common prime factors GCF of 3 and 10 is 1

**Factors of 3**

List of positive integer factors of 3 that divides 3 without a remainder.

1,3

**Factors of 10**

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

**Greatest Common Factor**

We found the factors and prime factorization of 3 and 10. The biggest common factor number is the **GCF** number.

So the **greatest common factor 3 and 10** is **1**.

Also check out the Least Common Multiple of 3 and 10

(i) The GCF of 3 and 10 is associative

GCF of 3 and 10 = GCF of 10 and 3

1. What is the GCF of 3 and 10?

Answer: GCF of 3 and 10 is 1.

2. What are the Factors of 3?

Answer: Factors of 3 are 1, 3. There are 2 integers that are factors of 3. The greatest factor of 3 is 3.

3. What are the Factors of 10?

Answer: Factors of 10 are 1, 2, 5, 10. There are 4 integers that are factors of 10. The greatest factor of 10 is 10.

4. How to Find the GCF of 3 and 10?

Answer:

Greatest Common Factor of 3 and 10 = 1

Step 1: Find the prime factorization of 3

3 = 3

Step 2: Find the prime factorization of 10

10 = 2 x 5

Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:

GCF = = 1

Step 4: Therefore, the greatest common factor of 3 and 10 is 1