What is the Greatest Common Factor of 43480 and 43489?

Greatest common factor (GCF) of 43480 and 43489 is 1.

GCF(43480,43489) = 1

We will now calculate the prime factors of 43480 and 43489, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43480 and 43489.

How to find the GCF of 43480 and 43489?

We will first find the prime factorization of 43480 and 43489. After we will calculate the factors of 43480 and 43489 and find the biggest common factor number .

Step-1: Prime Factorization of 43480

Prime factors of 43480 are 2, 5, 1087. Prime factorization of 43480 in exponential form is:

43480 = 2³ × 5¹ × 1087¹

Step-2: Prime Factorization of 43489

Prime factors of 43489 are 157, 277. Prime factorization of 43489 in exponential form is:

43489 = 157¹ × 277¹

Step-3: Factors of 43480

List of positive integer factors of 43480 that divides 43480 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 1087, 2174, 4348, 5435, 8696, 10870, 21740

Step-4: Factors of 43489

List of positive integer factors of 43489 that divides 43480 without a remainder.

1, 157, 277

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43480 and 43489. The biggest common factor number is the GCF number.
So the greatest common factor 43480 and 43489 is 1.

Also check out the Least Common Multiple of 43480 and 43489