What is the Greatest Common Factor of 77455 and 77462?

Greatest common factor (GCF) of 77455 and 77462 is 7.

GCF(77455,77462) = 7

We will now calculate the prime factors of 77455 and 77462, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77455 and 77462.

How to find the GCF of 77455 and 77462?

We will first find the prime factorization of 77455 and 77462. After we will calculate the factors of 77455 and 77462 and find the biggest common factor number .

Step-1: Prime Factorization of 77455

Prime factors of 77455 are 5, 7, 2213. Prime factorization of 77455 in exponential form is:

77455 = 5¹ × 7¹ × 2213¹

Step-2: Prime Factorization of 77462

Prime factors of 77462 are 2, 7, 11, 503. Prime factorization of 77462 in exponential form is:

77462 = 2¹ × 7¹ × 11¹ × 503¹

Step-3: Factors of 77455

List of positive integer factors of 77455 that divides 77455 without a remainder.

1, 5, 7, 35, 2213, 11065, 15491

Step-4: Factors of 77462

List of positive integer factors of 77462 that divides 77455 without a remainder.

1, 2, 7, 11, 14, 22, 77, 154, 503, 1006, 3521, 5533, 7042, 11066, 38731

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77455 and 77462. The biggest common factor number is the GCF number.
So the greatest common factor 77455 and 77462 is 7.

Also check out the Least Common Multiple of 77455 and 77462