What is the Greatest Common Factor of 35640 and 35660?

Greatest common factor (GCF) of 35640 and 35660 is 20.

GCF(35640,35660) = 20

We will now calculate the prime factors of 35640 and 35660, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 35640 and 35660.

How to find the GCF of 35640 and 35660?

We will first find the prime factorization of 35640 and 35660. After we will calculate the factors of 35640 and 35660 and find the biggest common factor number .

Step-1: Prime Factorization of 35640

Prime factors of 35640 are 2, 3, 5, 11. Prime factorization of 35640 in exponential form is:

35640 = 2³ × 3⁴ × 5¹ × 11¹

Step-2: Prime Factorization of 35660

Prime factors of 35660 are 2, 5, 1783. Prime factorization of 35660 in exponential form is:

35660 = 2² × 5¹ × 1783¹

Step-3: Factors of 35640

List of positive integer factors of 35640 that divides 35640 without a remainder.

1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 264, 270, 297, 324, 330, 360, 396, 405, 440, 495, 540, 594, 648, 660, 792, 810, 891, 990, 1080, 1188, 1320, 1485, 1620, 1782, 1980, 2376, 2970, 3240, 3564, 3960, 4455, 5940, 7128, 8910, 11880, 17820

Step-4: Factors of 35660

List of positive integer factors of 35660 that divides 35640 without a remainder.

1, 2, 4, 5, 10, 20, 1783, 3566, 7132, 8915, 17830

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 35640 and 35660. The biggest common factor number is the GCF number.
So the greatest common factor 35640 and 35660 is 20.

Also check out the Least Common Multiple of 35640 and 35660