What is the Greatest Common Factor of 70258 and 70270?

Greatest common factor (GCF) of 70258 and 70270 is 2.

GCF(70258,70270) = 2

We will now calculate the prime factors of 70258 and 70270, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70258 and 70270.

How to find the GCF of 70258 and 70270?

We will first find the prime factorization of 70258 and 70270. After we will calculate the factors of 70258 and 70270 and find the biggest common factor number .

Step-1: Prime Factorization of 70258

Prime factors of 70258 are 2, 35129. Prime factorization of 70258 in exponential form is:

70258 = 2¹ × 35129¹

Step-2: Prime Factorization of 70270

Prime factors of 70270 are 2, 5, 7027. Prime factorization of 70270 in exponential form is:

70270 = 2¹ × 5¹ × 7027¹

Step-3: Factors of 70258

List of positive integer factors of 70258 that divides 70258 without a remainder.

1, 2, 35129

Step-4: Factors of 70270

List of positive integer factors of 70270 that divides 70258 without a remainder.

1, 2, 5, 10, 7027, 14054, 35135

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70258 and 70270. The biggest common factor number is the GCF number.
So the greatest common factor 70258 and 70270 is 2.

Also check out the Least Common Multiple of 70258 and 70270