What is the Greatest Common Factor of 1010 and 1021?

Greatest common factor (GCF) of 1010 and 1021 is 1.

GCF(1010,1021) = 1

We will now calculate the prime factors of 1010 and 1021, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1010 and 1021.

How to find the GCF of 1010 and 1021?

We will first find the prime factorization of 1010 and 1021. After we will calculate the factors of 1010 and 1021 and find the biggest common factor number .

Step-1: Prime Factorization of 1010

Prime factors of 1010 are 2, 5, 101. Prime factorization of 1010 in exponential form is:

1010 = 2¹ × 5¹ × 101¹

Step-2: Prime Factorization of 1021

Prime factors of 1021 are 1021. Prime factorization of 1021 in exponential form is:

1021 = 1021¹

Step-3: Factors of 1010

List of positive integer factors of 1010 that divides 1010 without a remainder.

1, 2, 5, 10, 101, 202, 505

Step-4: Factors of 1021

List of positive integer factors of 1021 that divides 1010 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1010 and 1021. The biggest common factor number is the GCF number.
So the greatest common factor 1010 and 1021 is 1.

Also check out the Least Common Multiple of 1010 and 1021