What is the Greatest Common Factor of 70550 and 70556?

Greatest common factor (GCF) of 70550 and 70556 is 2.

GCF(70550,70556) = 2

We will now calculate the prime factors of 70550 and 70556, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70550 and 70556.

How to find the GCF of 70550 and 70556?

We will first find the prime factorization of 70550 and 70556. After we will calculate the factors of 70550 and 70556 and find the biggest common factor number .

Step-1: Prime Factorization of 70550

Prime factors of 70550 are 2, 5, 17, 83. Prime factorization of 70550 in exponential form is:

70550 = 2¹ × 5² × 17¹ × 83¹

Step-2: Prime Factorization of 70556

Prime factors of 70556 are 2, 31, 569. Prime factorization of 70556 in exponential form is:

70556 = 2² × 31¹ × 569¹

Step-3: Factors of 70550

List of positive integer factors of 70550 that divides 70550 without a remainder.

1, 2, 5, 10, 17, 25, 34, 50, 83, 85, 166, 170, 415, 425, 830, 850, 1411, 2075, 2822, 4150, 7055, 14110, 35275

Step-4: Factors of 70556

List of positive integer factors of 70556 that divides 70550 without a remainder.

1, 2, 4, 31, 62, 124, 569, 1138, 2276, 17639, 35278

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70550 and 70556. The biggest common factor number is the GCF number.
So the greatest common factor 70550 and 70556 is 2.

Also check out the Least Common Multiple of 70550 and 70556