What is the Greatest Common Factor of 61820 and 61827?

Greatest common factor (GCF) of 61820 and 61827 is 1.

GCF(61820,61827) = 1

We will now calculate the prime factors of 61820 and 61827, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61820 and 61827.

How to find the GCF of 61820 and 61827?

We will first find the prime factorization of 61820 and 61827. After we will calculate the factors of 61820 and 61827 and find the biggest common factor number .

Step-1: Prime Factorization of 61820

Prime factors of 61820 are 2, 5, 11, 281. Prime factorization of 61820 in exponential form is:

61820 = 2² × 5¹ × 11¹ × 281¹

Step-2: Prime Factorization of 61827

Prime factors of 61827 are 3, 37, 557. Prime factorization of 61827 in exponential form is:

61827 = 3¹ × 37¹ × 557¹

Step-3: Factors of 61820

List of positive integer factors of 61820 that divides 61820 without a remainder.

1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 281, 562, 1124, 1405, 2810, 3091, 5620, 6182, 12364, 15455, 30910

Step-4: Factors of 61827

List of positive integer factors of 61827 that divides 61820 without a remainder.

1, 3, 37, 111, 557, 1671, 20609

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61820 and 61827. The biggest common factor number is the GCF number.
So the greatest common factor 61820 and 61827 is 1.

Also check out the Least Common Multiple of 61820 and 61827