What is the Greatest Common Factor of 49686 and 49690?

Greatest common factor (GCF) of 49686 and 49690 is 2.

GCF(49686,49690) = 2

We will now calculate the prime factors of 49686 and 49690, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 49686 and 49690.

How to find the GCF of 49686 and 49690?

We will first find the prime factorization of 49686 and 49690. After we will calculate the factors of 49686 and 49690 and find the biggest common factor number .

Step-1: Prime Factorization of 49686

Prime factors of 49686 are 2, 3, 7, 13. Prime factorization of 49686 in exponential form is:

49686 = 2¹ × 3¹ × 7² × 13²

Step-2: Prime Factorization of 49690

Prime factors of 49690 are 2, 5, 4969. Prime factorization of 49690 in exponential form is:

49690 = 2¹ × 5¹ × 4969¹

Step-3: Factors of 49686

List of positive integer factors of 49686 that divides 49686 without a remainder.

1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 169, 182, 273, 294, 338, 507, 546, 637, 1014, 1183, 1274, 1911, 2366, 3549, 3822, 7098, 8281, 16562, 24843

Step-4: Factors of 49690

List of positive integer factors of 49690 that divides 49686 without a remainder.

1, 2, 5, 10, 4969, 9938, 24845

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 49686 and 49690. The biggest common factor number is the GCF number.
So the greatest common factor 49686 and 49690 is 2.

Also check out the Least Common Multiple of 49686 and 49690