What is the Greatest Common Factor of 79220 and 79230?

Greatest common factor (GCF) of 79220 and 79230 is 10.

GCF(79220,79230) = 10

We will now calculate the prime factors of 79220 and 79230, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 79220 and 79230.

How to find the GCF of 79220 and 79230?

We will first find the prime factorization of 79220 and 79230. After we will calculate the factors of 79220 and 79230 and find the biggest common factor number .

Step-1: Prime Factorization of 79220

Prime factors of 79220 are 2, 5, 17, 233. Prime factorization of 79220 in exponential form is:

79220 = 2² × 5¹ × 17¹ × 233¹

Step-2: Prime Factorization of 79230

Prime factors of 79230 are 2, 3, 5, 19, 139. Prime factorization of 79230 in exponential form is:

79230 = 2¹ × 3¹ × 5¹ × 19¹ × 139¹

Step-3: Factors of 79220

List of positive integer factors of 79220 that divides 79220 without a remainder.

1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 233, 340, 466, 932, 1165, 2330, 3961, 4660, 7922, 15844, 19805, 39610

Step-4: Factors of 79230

List of positive integer factors of 79230 that divides 79220 without a remainder.

1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 139, 190, 278, 285, 417, 570, 695, 834, 1390, 2085, 2641, 4170, 5282, 7923, 13205, 15846, 26410, 39615

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 79220 and 79230. The biggest common factor number is the GCF number.
So the greatest common factor 79220 and 79230 is 10.

Also check out the Least Common Multiple of 79220 and 79230