What is the Greatest Common Factor of 61203 and 61212?

Greatest common factor (GCF) of 61203 and 61212 is 3.

GCF(61203,61212) = 3

We will now calculate the prime factors of 61203 and 61212, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61203 and 61212.

How to find the GCF of 61203 and 61212?

We will first find the prime factorization of 61203 and 61212. After we will calculate the factors of 61203 and 61212 and find the biggest common factor number .

Step-1: Prime Factorization of 61203

Prime factors of 61203 are 3, 23, 887. Prime factorization of 61203 in exponential form is:

61203 = 3¹ × 23¹ × 887¹

Step-2: Prime Factorization of 61212

Prime factors of 61212 are 2, 3, 5101. Prime factorization of 61212 in exponential form is:

61212 = 2² × 3¹ × 5101¹

Step-3: Factors of 61203

List of positive integer factors of 61203 that divides 61203 without a remainder.

1, 3, 23, 69, 887, 2661, 20401

Step-4: Factors of 61212

List of positive integer factors of 61212 that divides 61203 without a remainder.

1, 2, 3, 4, 6, 12, 5101, 10202, 15303, 20404, 30606

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61203 and 61212. The biggest common factor number is the GCF number.
So the greatest common factor 61203 and 61212 is 3.

Also check out the Least Common Multiple of 61203 and 61212