What is the Greatest Common Factor of 83515 and 83520?

Greatest common factor (GCF) of 83515 and 83520 is 5.

GCF(83515,83520) = 5

We will now calculate the prime factors of 83515 and 83520, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 83515 and 83520.

How to find the GCF of 83515 and 83520?

We will first find the prime factorization of 83515 and 83520. After we will calculate the factors of 83515 and 83520 and find the biggest common factor number .

Step-1: Prime Factorization of 83515

Prime factors of 83515 are 5, 16703. Prime factorization of 83515 in exponential form is:

83515 = 5¹ × 16703¹

Step-2: Prime Factorization of 83520

Prime factors of 83520 are 2, 3, 5, 29. Prime factorization of 83520 in exponential form is:

83520 = 2⁶ × 3² × 5¹ × 29¹

Step-3: Factors of 83515

List of positive integer factors of 83515 that divides 83515 without a remainder.

1, 5, 16703

Step-4: Factors of 83520

List of positive integer factors of 83520 that divides 83515 without a remainder.

1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 192, 232, 240, 261, 288, 290, 320, 348, 360, 435, 464, 480, 522, 576, 580, 696, 720, 870, 928, 960, 1044, 1160, 1305, 1392, 1440, 1740, 1856, 2088, 2320, 2610, 2784, 2880, 3480, 4176, 4640, 5220, 5568, 6960, 8352, 9280, 10440, 13920, 16704, 20880, 27840, 41760

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 83515 and 83520. The biggest common factor number is the GCF number.
So the greatest common factor 83515 and 83520 is 5.

Also check out the Least Common Multiple of 83515 and 83520