What is the Greatest Common Factor of 49870 and 49890?

Greatest common factor (GCF) of 49870 and 49890 is 10.

GCF(49870,49890) = 10

We will now calculate the prime factors of 49870 and 49890, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 49870 and 49890.

How to find the GCF of 49870 and 49890?

We will first find the prime factorization of 49870 and 49890. After we will calculate the factors of 49870 and 49890 and find the biggest common factor number .

Step-1: Prime Factorization of 49870

Prime factors of 49870 are 2, 5, 4987. Prime factorization of 49870 in exponential form is:

49870 = 2¹ × 5¹ × 4987¹

Step-2: Prime Factorization of 49890

Prime factors of 49890 are 2, 3, 5, 1663. Prime factorization of 49890 in exponential form is:

49890 = 2¹ × 3¹ × 5¹ × 1663¹

Step-3: Factors of 49870

List of positive integer factors of 49870 that divides 49870 without a remainder.

1, 2, 5, 10, 4987, 9974, 24935

Step-4: Factors of 49890

List of positive integer factors of 49890 that divides 49870 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 1663, 3326, 4989, 8315, 9978, 16630, 24945

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 49870 and 49890. The biggest common factor number is the GCF number.
So the greatest common factor 49870 and 49890 is 10.

Also check out the Least Common Multiple of 49870 and 49890