What is the Greatest Common Factor of 68040 and 68049?

Greatest common factor (GCF) of 68040 and 68049 is 9.

GCF(68040,68049) = 9

We will now calculate the prime factors of 68040 and 68049, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68040 and 68049.

How to find the GCF of 68040 and 68049?

We will first find the prime factorization of 68040 and 68049. After we will calculate the factors of 68040 and 68049 and find the biggest common factor number .

Step-1: Prime Factorization of 68040

Prime factors of 68040 are 2, 3, 5, 7. Prime factorization of 68040 in exponential form is:

68040 = 2³ × 3⁵ × 5¹ × 7¹

Step-2: Prime Factorization of 68049

Prime factors of 68049 are 3, 7561. Prime factorization of 68049 in exponential form is:

68049 = 3² × 7561¹

Step-3: Factors of 68040

List of positive integer factors of 68040 that divides 68040 without a remainder.

1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 648, 756, 810, 840, 945, 972, 1080, 1134, 1215, 1260, 1512, 1620, 1701, 1890, 1944, 2268, 2430, 2520, 2835, 3240, 3402, 3780, 4536, 4860, 5670, 6804, 7560, 8505, 9720, 11340, 13608, 17010, 22680, 34020

Step-4: Factors of 68049

List of positive integer factors of 68049 that divides 68040 without a remainder.

1, 3, 9, 7561, 22683

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68040 and 68049. The biggest common factor number is the GCF number.
So the greatest common factor 68040 and 68049 is 9.

Also check out the Least Common Multiple of 68040 and 68049