What is the Greatest Common Factor of 71722 and 71729?

Greatest common factor (GCF) of 71722 and 71729 is 7.

GCF(71722,71729) = 7

We will now calculate the prime factors of 71722 and 71729, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71722 and 71729.

How to find the GCF of 71722 and 71729?

We will first find the prime factorization of 71722 and 71729. After we will calculate the factors of 71722 and 71729 and find the biggest common factor number .

Step-1: Prime Factorization of 71722

Prime factors of 71722 are 2, 7, 47, 109. Prime factorization of 71722 in exponential form is:

71722 = 2¹ × 7¹ × 47¹ × 109¹

Step-2: Prime Factorization of 71729

Prime factors of 71729 are 7, 10247. Prime factorization of 71729 in exponential form is:

71729 = 7¹ × 10247¹

Step-3: Factors of 71722

List of positive integer factors of 71722 that divides 71722 without a remainder.

1, 2, 7, 14, 47, 94, 109, 218, 329, 658, 763, 1526, 5123, 10246, 35861

Step-4: Factors of 71729

List of positive integer factors of 71729 that divides 71722 without a remainder.

1, 7, 10247

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71722 and 71729. The biggest common factor number is the GCF number.
So the greatest common factor 71722 and 71729 is 7.

Also check out the Least Common Multiple of 71722 and 71729