What is the Greatest Common Factor of 83707 and 83721?

Greatest common factor (GCF) of 83707 and 83721 is 1.

GCF(83707,83721) = 1

We will now calculate the prime factors of 83707 and 83721, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 83707 and 83721.

How to find the GCF of 83707 and 83721?

We will first find the prime factorization of 83707 and 83721. After we will calculate the factors of 83707 and 83721 and find the biggest common factor number .

Step-1: Prime Factorization of 83707

Prime factors of 83707 are 13, 47, 137. Prime factorization of 83707 in exponential form is:

83707 = 13¹ × 47¹ × 137¹

Step-2: Prime Factorization of 83721

Prime factors of 83721 are 3, 11, 43, 59. Prime factorization of 83721 in exponential form is:

83721 = 3¹ × 11¹ × 43¹ × 59¹

Step-3: Factors of 83707

List of positive integer factors of 83707 that divides 83707 without a remainder.

1, 13, 47, 137, 611, 1781, 6439

Step-4: Factors of 83721

List of positive integer factors of 83721 that divides 83707 without a remainder.

1, 3, 11, 33, 43, 59, 129, 177, 473, 649, 1419, 1947, 2537, 7611, 27907

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 83707 and 83721. The biggest common factor number is the GCF number.
So the greatest common factor 83707 and 83721 is 1.

Also check out the Least Common Multiple of 83707 and 83721