What is the Greatest Common Factor of 70615 and 70630?

Greatest common factor (GCF) of 70615 and 70630 is 5.

GCF(70615,70630) = 5

We will now calculate the prime factors of 70615 and 70630, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70615 and 70630.

How to find the GCF of 70615 and 70630?

We will first find the prime factorization of 70615 and 70630. After we will calculate the factors of 70615 and 70630 and find the biggest common factor number .

Step-1: Prime Factorization of 70615

Prime factors of 70615 are 5, 29, 487. Prime factorization of 70615 in exponential form is:

70615 = 5¹ × 29¹ × 487¹

Step-2: Prime Factorization of 70630

Prime factors of 70630 are 2, 5, 7, 1009. Prime factorization of 70630 in exponential form is:

70630 = 2¹ × 5¹ × 7¹ × 1009¹

Step-3: Factors of 70615

List of positive integer factors of 70615 that divides 70615 without a remainder.

1, 5, 29, 145, 487, 2435, 14123

Step-4: Factors of 70630

List of positive integer factors of 70630 that divides 70615 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 1009, 2018, 5045, 7063, 10090, 14126, 35315

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70615 and 70630. The biggest common factor number is the GCF number.
So the greatest common factor 70615 and 70630 is 5.

Also check out the Least Common Multiple of 70615 and 70630