What is the Greatest Common Factor of 70603 and 70618?

Greatest common factor (GCF) of 70603 and 70618 is 1.

GCF(70603,70618) = 1

We will now calculate the prime factors of 70603 and 70618, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70603 and 70618.

How to find the GCF of 70603 and 70618?

We will first find the prime factorization of 70603 and 70618. After we will calculate the factors of 70603 and 70618 and find the biggest common factor number .

Step-1: Prime Factorization of 70603

Prime factors of 70603 are 13, 5431. Prime factorization of 70603 in exponential form is:

70603 = 13¹ × 5431¹

Step-2: Prime Factorization of 70618

Prime factors of 70618 are 2, 17, 31, 67. Prime factorization of 70618 in exponential form is:

70618 = 2¹ × 17¹ × 31¹ × 67¹

Step-3: Factors of 70603

List of positive integer factors of 70603 that divides 70603 without a remainder.

1, 13, 5431

Step-4: Factors of 70618

List of positive integer factors of 70618 that divides 70603 without a remainder.

1, 2, 17, 31, 34, 62, 67, 134, 527, 1054, 1139, 2077, 2278, 4154, 35309

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70603 and 70618. The biggest common factor number is the GCF number.
So the greatest common factor 70603 and 70618 is 1.

Also check out the Least Common Multiple of 70603 and 70618