What is the Greatest Common Factor of 10407 and 10420?

Greatest common factor (GCF) of 10407 and 10420 is 1.

GCF(10407,10420) = 1

We will now calculate the prime factors of 10407 and 10420, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 10407 and 10420.

How to find the GCF of 10407 and 10420?

We will first find the prime factorization of 10407 and 10420. After we will calculate the factors of 10407 and 10420 and find the biggest common factor number .

Step-1: Prime Factorization of 10407

Prime factors of 10407 are 3, 3469. Prime factorization of 10407 in exponential form is:

10407 = 3¹ × 3469¹

Step-2: Prime Factorization of 10420

Prime factors of 10420 are 2, 5, 521. Prime factorization of 10420 in exponential form is:

10420 = 2² × 5¹ × 521¹

Step-3: Factors of 10407

List of positive integer factors of 10407 that divides 10407 without a remainder.

1, 3, 3469

Step-4: Factors of 10420

List of positive integer factors of 10420 that divides 10407 without a remainder.

1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2605, 5210

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 10407 and 10420. The biggest common factor number is the GCF number.
So the greatest common factor 10407 and 10420 is 1.

Also check out the Least Common Multiple of 10407 and 10420