What is the Greatest Common Factor of 62815 and 62820?

Greatest common factor (GCF) of 62815 and 62820 is 5.

GCF(62815,62820) = 5

We will now calculate the prime factors of 62815 and 62820, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 62815 and 62820.

How to find the GCF of 62815 and 62820?

We will first find the prime factorization of 62815 and 62820. After we will calculate the factors of 62815 and 62820 and find the biggest common factor number .

Step-1: Prime Factorization of 62815

Prime factors of 62815 are 5, 17, 739. Prime factorization of 62815 in exponential form is:

62815 = 5¹ × 17¹ × 739¹

Step-2: Prime Factorization of 62820

Prime factors of 62820 are 2, 3, 5, 349. Prime factorization of 62820 in exponential form is:

62820 = 2² × 3² × 5¹ × 349¹

Step-3: Factors of 62815

List of positive integer factors of 62815 that divides 62815 without a remainder.

1, 5, 17, 85, 739, 3695, 12563

Step-4: Factors of 62820

List of positive integer factors of 62820 that divides 62815 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 349, 698, 1047, 1396, 1745, 2094, 3141, 3490, 4188, 5235, 6282, 6980, 10470, 12564, 15705, 20940, 31410

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 62815 and 62820. The biggest common factor number is the GCF number.
So the greatest common factor 62815 and 62820 is 5.

Also check out the Least Common Multiple of 62815 and 62820