What is the Greatest Common Factor of 6840 and 6850?

Greatest common factor (GCF) of 6840 and 6850 is 10.

GCF(6840,6850) = 10

We will now calculate the prime factors of 6840 and 6850, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6840 and 6850.

How to find the GCF of 6840 and 6850?

We will first find the prime factorization of 6840 and 6850. After we will calculate the factors of 6840 and 6850 and find the biggest common factor number .

Step-1: Prime Factorization of 6840

Prime factors of 6840 are 2, 3, 5, 19. Prime factorization of 6840 in exponential form is:

6840 = 2³ × 3² × 5¹ × 19¹

Step-2: Prime Factorization of 6850

Prime factors of 6850 are 2, 5, 137. Prime factorization of 6850 in exponential form is:

6850 = 2¹ × 5² × 137¹

Step-3: Factors of 6840

List of positive integer factors of 6840 that divides 6840 without a remainder.

1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420

Step-4: Factors of 6850

List of positive integer factors of 6850 that divides 6840 without a remainder.

1, 2, 5, 10, 25, 50, 137, 274, 685, 1370, 3425

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6840 and 6850. The biggest common factor number is the GCF number.
So the greatest common factor 6840 and 6850 is 10.

Also check out the Least Common Multiple of 6840 and 6850