# What is the Greatest Common Factor of 136 and 149?

Greatest common factor (GCF) of 136 and 149 is 1.

GCF(136,149) = 1

We will now calculate the prime factors of 136 and 149, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 136 and 149.

GCF Calculator and
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## How to find the GCF of 136 and 149?

We will first find the prime factorization of 136 and 149. After we will calculate the factors of 136 and 149 and find the biggest common factor number .

### Step-1: Prime Factorization of 136

Prime factors of 136 are 2, 17. Prime factorization of 136 in exponential form is:

136 = 23 × 171

### Step-2: Prime Factorization of 149

Prime factors of 149 are 149. Prime factorization of 149 in exponential form is:

149 = 1491

### Step-3: Factors of 136

List of positive integer factors of 136 that divides 136 without a remainder.

1, 2, 4, 8, 17, 34, 68

### Step-4: Factors of 149

List of positive integer factors of 149 that divides 136 without a remainder.

1

#### Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 136 and 149. The biggest common factor number is the GCF number.
So the greatest common factor 136 and 149 is 1.

Also check out the Least Common Multiple of 136 and 149

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