What is the Greatest Common Factor of 69820 and 69836?

Greatest common factor (GCF) of 69820 and 69836 is 4.

GCF(69820,69836) = 4

We will now calculate the prime factors of 69820 and 69836, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69820 and 69836.

How to find the GCF of 69820 and 69836?

We will first find the prime factorization of 69820 and 69836. After we will calculate the factors of 69820 and 69836 and find the biggest common factor number .

Step-1: Prime Factorization of 69820

Prime factors of 69820 are 2, 5, 3491. Prime factorization of 69820 in exponential form is:

69820 = 2² × 5¹ × 3491¹

Step-2: Prime Factorization of 69836

Prime factors of 69836 are 2, 13, 17, 79. Prime factorization of 69836 in exponential form is:

69836 = 2² × 13¹ × 17¹ × 79¹

Step-3: Factors of 69820

List of positive integer factors of 69820 that divides 69820 without a remainder.

1, 2, 4, 5, 10, 20, 3491, 6982, 13964, 17455, 34910

Step-4: Factors of 69836

List of positive integer factors of 69836 that divides 69820 without a remainder.

1, 2, 4, 13, 17, 26, 34, 52, 68, 79, 158, 221, 316, 442, 884, 1027, 1343, 2054, 2686, 4108, 5372, 17459, 34918

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69820 and 69836. The biggest common factor number is the GCF number.
So the greatest common factor 69820 and 69836 is 4.

Also check out the Least Common Multiple of 69820 and 69836