What is the Greatest Common Factor of 890 and 910?

Greatest common factor (GCF) of 890 and 910 is 10.

GCF(890,910) = 10

We will now calculate the prime factors of 890 and 910, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 890 and 910.

How to find the GCF of 890 and 910?

We will first find the prime factorization of 890 and 910. After we will calculate the factors of 890 and 910 and find the biggest common factor number .

Step-1: Prime Factorization of 890

Prime factors of 890 are 2, 5, 89. Prime factorization of 890 in exponential form is:

890 = 2¹ × 5¹ × 89¹

Step-2: Prime Factorization of 910

Prime factors of 910 are 2, 5, 7, 13. Prime factorization of 910 in exponential form is:

910 = 2¹ × 5¹ × 7¹ × 13¹

Step-3: Factors of 890

List of positive integer factors of 890 that divides 890 without a remainder.

1, 2, 5, 10, 89, 178, 445

Step-4: Factors of 910

List of positive integer factors of 910 that divides 890 without a remainder.

1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 890 and 910. The biggest common factor number is the GCF number.
So the greatest common factor 890 and 910 is 10.

Also check out the Least Common Multiple of 890 and 910