What is the Greatest Common Factor of 71862 and 71870?

Greatest common factor (GCF) of 71862 and 71870 is 2.

GCF(71862,71870) = 2

We will now calculate the prime factors of 71862 and 71870, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71862 and 71870.

How to find the GCF of 71862 and 71870?

We will first find the prime factorization of 71862 and 71870. After we will calculate the factors of 71862 and 71870 and find the biggest common factor number .

Step-1: Prime Factorization of 71862

Prime factors of 71862 are 2, 3, 7, 29, 59. Prime factorization of 71862 in exponential form is:

71862 = 2¹ × 3¹ × 7¹ × 29¹ × 59¹

Step-2: Prime Factorization of 71870

Prime factors of 71870 are 2, 5, 7187. Prime factorization of 71870 in exponential form is:

71870 = 2¹ × 5¹ × 7187¹

Step-3: Factors of 71862

List of positive integer factors of 71862 that divides 71862 without a remainder.

1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 59, 87, 118, 174, 177, 203, 354, 406, 413, 609, 826, 1218, 1239, 1711, 2478, 3422, 5133, 10266, 11977, 23954, 35931

Step-4: Factors of 71870

List of positive integer factors of 71870 that divides 71862 without a remainder.

1, 2, 5, 10, 7187, 14374, 35935

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71862 and 71870. The biggest common factor number is the GCF number.
So the greatest common factor 71862 and 71870 is 2.

Also check out the Least Common Multiple of 71862 and 71870