What is the Greatest Common Factor of 1420 and 1433?

Greatest common factor (GCF) of 1420 and 1433 is 1.

GCF(1420,1433) = 1

We will now calculate the prime factors of 1420 and 1433, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1420 and 1433.

How to find the GCF of 1420 and 1433?

We will first find the prime factorization of 1420 and 1433. After we will calculate the factors of 1420 and 1433 and find the biggest common factor number .

Step-1: Prime Factorization of 1420

Prime factors of 1420 are 2, 5, 71. Prime factorization of 1420 in exponential form is:

1420 = 2² × 5¹ × 71¹

Step-2: Prime Factorization of 1433

Prime factors of 1433 are 1433. Prime factorization of 1433 in exponential form is:

1433 = 1433¹

Step-3: Factors of 1420

List of positive integer factors of 1420 that divides 1420 without a remainder.

1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710

Step-4: Factors of 1433

List of positive integer factors of 1433 that divides 1420 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1420 and 1433. The biggest common factor number is the GCF number.
So the greatest common factor 1420 and 1433 is 1.

Also check out the Least Common Multiple of 1420 and 1433