What is the Greatest Common Factor of 76210 and 76220?

Greatest common factor (GCF) of 76210 and 76220 is 10.

GCF(76210,76220) = 10

We will now calculate the prime factors of 76210 and 76220, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 76210 and 76220.

How to find the GCF of 76210 and 76220?

We will first find the prime factorization of 76210 and 76220. After we will calculate the factors of 76210 and 76220 and find the biggest common factor number .

Step-1: Prime Factorization of 76210

Prime factors of 76210 are 2, 5, 7621. Prime factorization of 76210 in exponential form is:

76210 = 2¹ × 5¹ × 7621¹

Step-2: Prime Factorization of 76220

Prime factors of 76220 are 2, 5, 37, 103. Prime factorization of 76220 in exponential form is:

76220 = 2² × 5¹ × 37¹ × 103¹

Step-3: Factors of 76210

List of positive integer factors of 76210 that divides 76210 without a remainder.

1, 2, 5, 10, 7621, 15242, 38105

Step-4: Factors of 76220

List of positive integer factors of 76220 that divides 76210 without a remainder.

1, 2, 4, 5, 10, 20, 37, 74, 103, 148, 185, 206, 370, 412, 515, 740, 1030, 2060, 3811, 7622, 15244, 19055, 38110

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 76210 and 76220. The biggest common factor number is the GCF number.
So the greatest common factor 76210 and 76220 is 10.

Also check out the Least Common Multiple of 76210 and 76220