What is the Greatest Common Factor of 70821 and 70841?

Greatest common factor (GCF) of 70821 and 70841 is 1.

GCF(70821,70841) = 1

We will now calculate the prime factors of 70821 and 70841, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70821 and 70841.

How to find the GCF of 70821 and 70841?

We will first find the prime factorization of 70821 and 70841. After we will calculate the factors of 70821 and 70841 and find the biggest common factor number .

Step-1: Prime Factorization of 70821

Prime factors of 70821 are 3, 43, 61. Prime factorization of 70821 in exponential form is:

70821 = 3³ × 43¹ × 61¹

Step-2: Prime Factorization of 70841

Prime factors of 70841 are 70841. Prime factorization of 70841 in exponential form is:

70841 = 70841¹

Step-3: Factors of 70821

List of positive integer factors of 70821 that divides 70821 without a remainder.

1, 3, 9, 27, 43, 61, 129, 183, 387, 549, 1161, 1647, 2623, 7869, 23607

Step-4: Factors of 70841

List of positive integer factors of 70841 that divides 70821 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70821 and 70841. The biggest common factor number is the GCF number.
So the greatest common factor 70821 and 70841 is 1.

Also check out the Least Common Multiple of 70821 and 70841