What is the Greatest Common Factor of 70505 and 70516?

Greatest common factor (GCF) of 70505 and 70516 is 1.

GCF(70505,70516) = 1

We will now calculate the prime factors of 70505 and 70516, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70505 and 70516.

How to find the GCF of 70505 and 70516?

We will first find the prime factorization of 70505 and 70516. After we will calculate the factors of 70505 and 70516 and find the biggest common factor number .

Step-1: Prime Factorization of 70505

Prime factors of 70505 are 5, 59, 239. Prime factorization of 70505 in exponential form is:

70505 = 5¹ × 59¹ × 239¹

Step-2: Prime Factorization of 70516

Prime factors of 70516 are 2, 17, 61. Prime factorization of 70516 in exponential form is:

70516 = 2² × 17² × 61¹

Step-3: Factors of 70505

List of positive integer factors of 70505 that divides 70505 without a remainder.

1, 5, 59, 239, 295, 1195, 14101

Step-4: Factors of 70516

List of positive integer factors of 70516 that divides 70505 without a remainder.

1, 2, 4, 17, 34, 61, 68, 122, 244, 289, 578, 1037, 1156, 2074, 4148, 17629, 35258

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70505 and 70516. The biggest common factor number is the GCF number.
So the greatest common factor 70505 and 70516 is 1.

Also check out the Least Common Multiple of 70505 and 70516