What is the Greatest Common Factor of 20694 and 20705?

Greatest common factor (GCF) of 20694 and 20705 is 1.

GCF(20694,20705) = 1

We will now calculate the prime factors of 20694 and 20705, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20694 and 20705.

How to find the GCF of 20694 and 20705?

We will first find the prime factorization of 20694 and 20705. After we will calculate the factors of 20694 and 20705 and find the biggest common factor number .

Step-1: Prime Factorization of 20694

Prime factors of 20694 are 2, 3, 3449. Prime factorization of 20694 in exponential form is:

20694 = 2¹ × 3¹ × 3449¹

Step-2: Prime Factorization of 20705

Prime factors of 20705 are 5, 41, 101. Prime factorization of 20705 in exponential form is:

20705 = 5¹ × 41¹ × 101¹

Step-3: Factors of 20694

List of positive integer factors of 20694 that divides 20694 without a remainder.

1, 2, 3, 6, 3449, 6898, 10347

Step-4: Factors of 20705

List of positive integer factors of 20705 that divides 20694 without a remainder.

1, 5, 41, 101, 205, 505, 4141

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 20694 and 20705. The biggest common factor number is the GCF number.
So the greatest common factor 20694 and 20705 is 1.

Also check out the Least Common Multiple of 20694 and 20705