# What is the Greatest Common Factor of 135 and 148?

Greatest common factor (GCF) of 135 and 148 is 1.

GCF(135,148) = 1

We will now calculate the prime factors of 135 and 148, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 135 and 148.

GCF Calculator and
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## How to find the GCF of 135 and 148?

We will first find the prime factorization of 135 and 148. After we will calculate the factors of 135 and 148 and find the biggest common factor number .

### Step-1: Prime Factorization of 135

Prime factors of 135 are 3, 5. Prime factorization of 135 in exponential form is:

135 = 33 × 51

### Step-2: Prime Factorization of 148

Prime factors of 148 are 2, 37. Prime factorization of 148 in exponential form is:

148 = 22 × 371

### Step-3: Factors of 135

List of positive integer factors of 135 that divides 135 without a remainder.

1, 3, 5, 9, 15, 27, 45

### Step-4: Factors of 148

List of positive integer factors of 148 that divides 135 without a remainder.

1, 2, 4, 37, 74

#### Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 135 and 148. The biggest common factor number is the GCF number.
So the greatest common factor 135 and 148 is 1.

Also check out the Least Common Multiple of 135 and 148