GCF and LCM Calculator Logo

What is the Greatest Common Factor of 15803 and 15812?

Greatest common factor (GCF) of 15803 and 15812 is 1.

GCF(15803,15812) = 1

We will now calculate the prime factors of 15803 and 15812, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15803 and 15812.

GCF Calculator and
and

How to find the GCF of 15803 and 15812?

We will first find the prime factorization of 15803 and 15812. After we will calculate the factors of 15803 and 15812 and find the biggest common factor number .

Step-1: Prime Factorization of 15803

Prime factors of 15803 are 15803. Prime factorization of 15803 in exponential form is:

15803 = 158031

Step-2: Prime Factorization of 15812

Prime factors of 15812 are 2, 59, 67. Prime factorization of 15812 in exponential form is:

15812 = 22 × 591 × 671

Step-3: Factors of 15803

List of positive integer factors of 15803 that divides 15803 without a remainder.

1

Step-4: Factors of 15812

List of positive integer factors of 15812 that divides 15803 without a remainder.

1, 2, 4, 59, 67, 118, 134, 236, 268, 3953, 7906

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15803 and 15812. The biggest common factor number is the GCF number.
So the greatest common factor 15803 and 15812 is 1.

Also check out the Least Common Multiple of 15803 and 15812