What is the Greatest Common Factor of 83480 and 83490?

Greatest common factor (GCF) of 83480 and 83490 is 10.

GCF(83480,83490) = 10

We will now calculate the prime factors of 83480 and 83490, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 83480 and 83490.

How to find the GCF of 83480 and 83490?

We will first find the prime factorization of 83480 and 83490. After we will calculate the factors of 83480 and 83490 and find the biggest common factor number .

Step-1: Prime Factorization of 83480

Prime factors of 83480 are 2, 5, 2087. Prime factorization of 83480 in exponential form is:

83480 = 2³ × 5¹ × 2087¹

Step-2: Prime Factorization of 83490

Prime factors of 83490 are 2, 3, 5, 11, 23. Prime factorization of 83490 in exponential form is:

83490 = 2¹ × 3¹ × 5¹ × 11² × 23¹

Step-3: Factors of 83480

List of positive integer factors of 83480 that divides 83480 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 2087, 4174, 8348, 10435, 16696, 20870, 41740

Step-4: Factors of 83490

List of positive integer factors of 83490 that divides 83480 without a remainder.

1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 121, 138, 165, 230, 242, 253, 330, 345, 363, 506, 605, 690, 726, 759, 1210, 1265, 1518, 1815, 2530, 2783, 3630, 3795, 5566, 7590, 8349, 13915, 16698, 27830, 41745

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 83480 and 83490. The biggest common factor number is the GCF number.
So the greatest common factor 83480 and 83490 is 10.

Also check out the Least Common Multiple of 83480 and 83490