What is the Greatest Common Factor of 84620 and 84630?

Greatest common factor (GCF) of 84620 and 84630 is 10.

GCF(84620,84630) = 10

We will now calculate the prime factors of 84620 and 84630, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 84620 and 84630.

How to find the GCF of 84620 and 84630?

We will first find the prime factorization of 84620 and 84630. After we will calculate the factors of 84620 and 84630 and find the biggest common factor number .

Step-1: Prime Factorization of 84620

Prime factors of 84620 are 2, 5, 4231. Prime factorization of 84620 in exponential form is:

84620 = 2² × 5¹ × 4231¹

Step-2: Prime Factorization of 84630

Prime factors of 84630 are 2, 3, 5, 7, 13, 31. Prime factorization of 84630 in exponential form is:

84630 = 2¹ × 3¹ × 5¹ × 7¹ × 13¹ × 31¹

Step-3: Factors of 84620

List of positive integer factors of 84620 that divides 84620 without a remainder.

1, 2, 4, 5, 10, 20, 4231, 8462, 16924, 21155, 42310

Step-4: Factors of 84630

List of positive integer factors of 84630 that divides 84620 without a remainder.

1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 31, 35, 39, 42, 62, 65, 70, 78, 91, 93, 105, 130, 155, 182, 186, 195, 210, 217, 273, 310, 390, 403, 434, 455, 465, 546, 651, 806, 910, 930, 1085, 1209, 1302, 1365, 2015, 2170, 2418, 2730, 2821, 3255, 4030, 5642, 6045, 6510, 8463, 12090, 14105, 16926, 28210, 42315

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 84620 and 84630. The biggest common factor number is the GCF number.
So the greatest common factor 84620 and 84630 is 10.

Also check out the Least Common Multiple of 84620 and 84630