What is the Greatest Common Factor of 72872 and 72891?

Greatest common factor (GCF) of 72872 and 72891 is 1.

GCF(72872,72891) = 1

We will now calculate the prime factors of 72872 and 72891, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72872 and 72891.

How to find the GCF of 72872 and 72891?

We will first find the prime factorization of 72872 and 72891. After we will calculate the factors of 72872 and 72891 and find the biggest common factor number .

Step-1: Prime Factorization of 72872

Prime factors of 72872 are 2, 9109. Prime factorization of 72872 in exponential form is:

72872 = 2³ × 9109¹

Step-2: Prime Factorization of 72891

Prime factors of 72891 are 3, 7, 13, 89. Prime factorization of 72891 in exponential form is:

72891 = 3² × 7¹ × 13¹ × 89¹

Step-3: Factors of 72872

List of positive integer factors of 72872 that divides 72872 without a remainder.

1, 2, 4, 8, 9109, 18218, 36436

Step-4: Factors of 72891

List of positive integer factors of 72891 that divides 72872 without a remainder.

1, 3, 7, 9, 13, 21, 39, 63, 89, 91, 117, 267, 273, 623, 801, 819, 1157, 1869, 3471, 5607, 8099, 10413, 24297

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72872 and 72891. The biggest common factor number is the GCF number.
So the greatest common factor 72872 and 72891 is 1.

Also check out the Least Common Multiple of 72872 and 72891