What is the Greatest Common Factor of 11270 and 11285?

Greatest common factor (GCF) of 11270 and 11285 is 5.

GCF(11270,11285) = 5

We will now calculate the prime factors of 11270 and 11285, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11270 and 11285.

How to find the GCF of 11270 and 11285?

We will first find the prime factorization of 11270 and 11285. After we will calculate the factors of 11270 and 11285 and find the biggest common factor number .

Step-1: Prime Factorization of 11270

Prime factors of 11270 are 2, 5, 7, 23. Prime factorization of 11270 in exponential form is:

11270 = 2¹ × 5¹ × 7² × 23¹

Step-2: Prime Factorization of 11285

Prime factors of 11285 are 5, 37, 61. Prime factorization of 11285 in exponential form is:

11285 = 5¹ × 37¹ × 61¹

Step-3: Factors of 11270

List of positive integer factors of 11270 that divides 11270 without a remainder.

1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 490, 805, 1127, 1610, 2254, 5635

Step-4: Factors of 11285

List of positive integer factors of 11285 that divides 11270 without a remainder.

1, 5, 37, 61, 185, 305, 2257

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11270 and 11285. The biggest common factor number is the GCF number.
So the greatest common factor 11270 and 11285 is 5.

Also check out the Least Common Multiple of 11270 and 11285