What is the Greatest Common Factor of 57403 and 57407?

Greatest common factor (GCF) of 57403 and 57407 is 1.

GCF(57403,57407) = 1

We will now calculate the prime factors of 57403 and 57407, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57403 and 57407.

How to find the GCF of 57403 and 57407?

We will first find the prime factorization of 57403 and 57407. After we will calculate the factors of 57403 and 57407 and find the biggest common factor number .

Step-1: Prime Factorization of 57403

Prime factors of 57403 are 137, 419. Prime factorization of 57403 in exponential form is:

57403 = 137¹ × 419¹

Step-2: Prime Factorization of 57407

Prime factors of 57407 are 7, 59, 139. Prime factorization of 57407 in exponential form is:

57407 = 7¹ × 59¹ × 139¹

Step-3: Factors of 57403

List of positive integer factors of 57403 that divides 57403 without a remainder.

1, 137, 419

Step-4: Factors of 57407

List of positive integer factors of 57407 that divides 57403 without a remainder.

1, 7, 59, 139, 413, 973, 8201

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57403 and 57407. The biggest common factor number is the GCF number.
So the greatest common factor 57403 and 57407 is 1.

Also check out the Least Common Multiple of 57403 and 57407