What is the Greatest Common Factor of 39878 and 39884?

Greatest common factor (GCF) of 39878 and 39884 is 2.

GCF(39878,39884) = 2

We will now calculate the prime factors of 39878 and 39884, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39878 and 39884.

How to find the GCF of 39878 and 39884?

We will first find the prime factorization of 39878 and 39884. After we will calculate the factors of 39878 and 39884 and find the biggest common factor number .

Step-1: Prime Factorization of 39878

Prime factors of 39878 are 2, 127, 157. Prime factorization of 39878 in exponential form is:

39878 = 2¹ × 127¹ × 157¹

Step-2: Prime Factorization of 39884

Prime factors of 39884 are 2, 13, 59. Prime factorization of 39884 in exponential form is:

39884 = 2² × 13² × 59¹

Step-3: Factors of 39878

List of positive integer factors of 39878 that divides 39878 without a remainder.

1, 2, 127, 157, 254, 314, 19939

Step-4: Factors of 39884

List of positive integer factors of 39884 that divides 39878 without a remainder.

1, 2, 4, 13, 26, 52, 59, 118, 169, 236, 338, 676, 767, 1534, 3068, 9971, 19942

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 39878 and 39884. The biggest common factor number is the GCF number.
So the greatest common factor 39878 and 39884 is 2.

Also check out the Least Common Multiple of 39878 and 39884