What is the Greatest Common Factor of 40860 and 40870?

Greatest common factor (GCF) of 40860 and 40870 is 10.

GCF(40860,40870) = 10

We will now calculate the prime factors of 40860 and 40870, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40860 and 40870.

How to find the GCF of 40860 and 40870?

We will first find the prime factorization of 40860 and 40870. After we will calculate the factors of 40860 and 40870 and find the biggest common factor number .

Step-1: Prime Factorization of 40860

Prime factors of 40860 are 2, 3, 5, 227. Prime factorization of 40860 in exponential form is:

40860 = 2² × 3² × 5¹ × 227¹

Step-2: Prime Factorization of 40870

Prime factors of 40870 are 2, 5, 61, 67. Prime factorization of 40870 in exponential form is:

40870 = 2¹ × 5¹ × 61¹ × 67¹

Step-3: Factors of 40860

List of positive integer factors of 40860 that divides 40860 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 227, 454, 681, 908, 1135, 1362, 2043, 2270, 2724, 3405, 4086, 4540, 6810, 8172, 10215, 13620, 20430

Step-4: Factors of 40870

List of positive integer factors of 40870 that divides 40860 without a remainder.

1, 2, 5, 10, 61, 67, 122, 134, 305, 335, 610, 670, 4087, 8174, 20435

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40860 and 40870. The biggest common factor number is the GCF number.
So the greatest common factor 40860 and 40870 is 10.

Also check out the Least Common Multiple of 40860 and 40870