What is the Greatest Common Factor of 70661 and 70678?

Greatest common factor (GCF) of 70661 and 70678 is 1.

GCF(70661,70678) = 1

We will now calculate the prime factors of 70661 and 70678, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70661 and 70678.

How to find the GCF of 70661 and 70678?

We will first find the prime factorization of 70661 and 70678. After we will calculate the factors of 70661 and 70678 and find the biggest common factor number .

Step-1: Prime Factorization of 70661

Prime factors of 70661 are 19, 3719. Prime factorization of 70661 in exponential form is:

70661 = 19¹ × 3719¹

Step-2: Prime Factorization of 70678

Prime factors of 70678 are 2, 35339. Prime factorization of 70678 in exponential form is:

70678 = 2¹ × 35339¹

Step-3: Factors of 70661

List of positive integer factors of 70661 that divides 70661 without a remainder.

1, 19, 3719

Step-4: Factors of 70678

List of positive integer factors of 70678 that divides 70661 without a remainder.

1, 2, 35339

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70661 and 70678. The biggest common factor number is the GCF number.
So the greatest common factor 70661 and 70678 is 1.

Also check out the Least Common Multiple of 70661 and 70678