What is the Greatest Common Factor of 23460 and 23480?

Greatest common factor (GCF) of 23460 and 23480 is 20.

GCF(23460,23480) = 20

We will now calculate the prime factors of 23460 and 23480, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 23460 and 23480.

How to find the GCF of 23460 and 23480?

We will first find the prime factorization of 23460 and 23480. After we will calculate the factors of 23460 and 23480 and find the biggest common factor number .

Step-1: Prime Factorization of 23460

Prime factors of 23460 are 2, 3, 5, 17, 23. Prime factorization of 23460 in exponential form is:

23460 = 2² × 3¹ × 5¹ × 17¹ × 23¹

Step-2: Prime Factorization of 23480

Prime factors of 23480 are 2, 5, 587. Prime factorization of 23480 in exponential form is:

23480 = 2³ × 5¹ × 587¹

Step-3: Factors of 23460

List of positive integer factors of 23460 that divides 23460 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 30, 34, 46, 51, 60, 68, 69, 85, 92, 102, 115, 138, 170, 204, 230, 255, 276, 340, 345, 391, 460, 510, 690, 782, 1020, 1173, 1380, 1564, 1955, 2346, 3910, 4692, 5865, 7820, 11730

Step-4: Factors of 23480

List of positive integer factors of 23480 that divides 23460 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 587, 1174, 2348, 2935, 4696, 5870, 11740

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 23460 and 23480. The biggest common factor number is the GCF number.
So the greatest common factor 23460 and 23480 is 20.

Also check out the Least Common Multiple of 23460 and 23480