What is the Greatest Common Factor of 55070 and 55090?

Greatest common factor (GCF) of 55070 and 55090 is 10.

GCF(55070,55090) = 10

We will now calculate the prime factors of 55070 and 55090, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55070 and 55090.

How to find the GCF of 55070 and 55090?

We will first find the prime factorization of 55070 and 55090. After we will calculate the factors of 55070 and 55090 and find the biggest common factor number .

Step-1: Prime Factorization of 55070

Prime factors of 55070 are 2, 5, 5507. Prime factorization of 55070 in exponential form is:

55070 = 2¹ × 5¹ × 5507¹

Step-2: Prime Factorization of 55090

Prime factors of 55090 are 2, 5, 7, 787. Prime factorization of 55090 in exponential form is:

55090 = 2¹ × 5¹ × 7¹ × 787¹

Step-3: Factors of 55070

List of positive integer factors of 55070 that divides 55070 without a remainder.

1, 2, 5, 10, 5507, 11014, 27535

Step-4: Factors of 55090

List of positive integer factors of 55090 that divides 55070 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 787, 1574, 3935, 5509, 7870, 11018, 27545

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55070 and 55090. The biggest common factor number is the GCF number.
So the greatest common factor 55070 and 55090 is 10.

Also check out the Least Common Multiple of 55070 and 55090