What is the Greatest Common Factor of 84740 and 84749?

Greatest common factor (GCF) of 84740 and 84749 is 1.

GCF(84740,84749) = 1

We will now calculate the prime factors of 84740 and 84749, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 84740 and 84749.

How to find the GCF of 84740 and 84749?

We will first find the prime factorization of 84740 and 84749. After we will calculate the factors of 84740 and 84749 and find the biggest common factor number .

Step-1: Prime Factorization of 84740

Prime factors of 84740 are 2, 5, 19, 223. Prime factorization of 84740 in exponential form is:

84740 = 2² × 5¹ × 19¹ × 223¹

Step-2: Prime Factorization of 84749

Prime factors of 84749 are 7, 12107. Prime factorization of 84749 in exponential form is:

84749 = 7¹ × 12107¹

Step-3: Factors of 84740

List of positive integer factors of 84740 that divides 84740 without a remainder.

1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 223, 380, 446, 892, 1115, 2230, 4237, 4460, 8474, 16948, 21185, 42370

Step-4: Factors of 84749

List of positive integer factors of 84749 that divides 84740 without a remainder.

1, 7, 12107

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 84740 and 84749. The biggest common factor number is the GCF number.
So the greatest common factor 84740 and 84749 is 1.

Also check out the Least Common Multiple of 84740 and 84749