What is the Greatest Common Factor of 65340 and 65360?

Greatest common factor (GCF) of 65340 and 65360 is 20.

GCF(65340,65360) = 20

We will now calculate the prime factors of 65340 and 65360, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65340 and 65360.

How to find the GCF of 65340 and 65360?

We will first find the prime factorization of 65340 and 65360. After we will calculate the factors of 65340 and 65360 and find the biggest common factor number .

Step-1: Prime Factorization of 65340

Prime factors of 65340 are 2, 3, 5, 11. Prime factorization of 65340 in exponential form is:

65340 = 2² × 3³ × 5¹ × 11²

Step-2: Prime Factorization of 65360

Prime factors of 65360 are 2, 5, 19, 43. Prime factorization of 65360 in exponential form is:

65360 = 2⁴ × 5¹ × 19¹ × 43¹

Step-3: Factors of 65340

List of positive integer factors of 65340 that divides 65340 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 121, 132, 135, 165, 180, 198, 220, 242, 270, 297, 330, 363, 396, 484, 495, 540, 594, 605, 660, 726, 990, 1089, 1188, 1210, 1452, 1485, 1815, 1980, 2178, 2420, 2970, 3267, 3630, 4356, 5445, 5940, 6534, 7260, 10890, 13068, 16335, 21780, 32670

Step-4: Factors of 65360

List of positive integer factors of 65360 that divides 65340 without a remainder.

1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 1520, 1634, 1720, 3268, 3440, 4085, 6536, 8170, 13072, 16340, 32680

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65340 and 65360. The biggest common factor number is the GCF number.
So the greatest common factor 65340 and 65360 is 20.

Also check out the Least Common Multiple of 65340 and 65360