What is the Greatest Common Factor of 26460 and 26478?

Greatest common factor (GCF) of 26460 and 26478 is 18.

GCF(26460,26478) = 18

We will now calculate the prime factors of 26460 and 26478, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 26460 and 26478.

How to find the GCF of 26460 and 26478?

We will first find the prime factorization of 26460 and 26478. After we will calculate the factors of 26460 and 26478 and find the biggest common factor number .

Step-1: Prime Factorization of 26460

Prime factors of 26460 are 2, 3, 5, 7. Prime factorization of 26460 in exponential form is:

26460 = 2² × 3³ × 5¹ × 7²

Step-2: Prime Factorization of 26478

Prime factors of 26478 are 2, 3, 1471. Prime factorization of 26478 in exponential form is:

26478 = 2¹ × 3² × 1471¹

Step-3: Factors of 26460

List of positive integer factors of 26460 that divides 26460 without a remainder.

1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 13230

Step-4: Factors of 26478

List of positive integer factors of 26478 that divides 26460 without a remainder.

1, 2, 3, 6, 9, 18, 1471, 2942, 4413, 8826, 13239

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 26460 and 26478. The biggest common factor number is the GCF number.
So the greatest common factor 26460 and 26478 is 18.

Also check out the Least Common Multiple of 26460 and 26478