What is the Greatest Common Factor of 39760 and 39776?

Greatest common factor (GCF) of 39760 and 39776 is 16.

GCF(39760,39776) = 16

We will now calculate the prime factors of 39760 and 39776, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39760 and 39776.

How to find the GCF of 39760 and 39776?

We will first find the prime factorization of 39760 and 39776. After we will calculate the factors of 39760 and 39776 and find the biggest common factor number .

Step-1: Prime Factorization of 39760

Prime factors of 39760 are 2, 5, 7, 71. Prime factorization of 39760 in exponential form is:

39760 = 2⁴ × 5¹ × 7¹ × 71¹

Step-2: Prime Factorization of 39776

Prime factors of 39776 are 2, 11, 113. Prime factorization of 39776 in exponential form is:

39776 = 2⁵ × 11¹ × 113¹

Step-3: Factors of 39760

List of positive integer factors of 39760 that divides 39760 without a remainder.

1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1988, 2485, 2840, 3976, 4970, 5680, 7952, 9940, 19880

Step-4: Factors of 39776

List of positive integer factors of 39776 that divides 39760 without a remainder.

1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 113, 176, 226, 352, 452, 904, 1243, 1808, 2486, 3616, 4972, 9944, 19888

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 39760 and 39776. The biggest common factor number is the GCF number.
So the greatest common factor 39760 and 39776 is 16.

Also check out the Least Common Multiple of 39760 and 39776