What is the Greatest Common Factor of 70870 and 70887?

Greatest common factor (GCF) of 70870 and 70887 is 1.

GCF(70870,70887) = 1

We will now calculate the prime factors of 70870 and 70887, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70870 and 70887.

How to find the GCF of 70870 and 70887?

We will first find the prime factorization of 70870 and 70887. After we will calculate the factors of 70870 and 70887 and find the biggest common factor number .

Step-1: Prime Factorization of 70870

Prime factors of 70870 are 2, 5, 19, 373. Prime factorization of 70870 in exponential form is:

70870 = 2¹ × 5¹ × 19¹ × 373¹

Step-2: Prime Factorization of 70887

Prime factors of 70887 are 3, 23629. Prime factorization of 70887 in exponential form is:

70887 = 3¹ × 23629¹

Step-3: Factors of 70870

List of positive integer factors of 70870 that divides 70870 without a remainder.

1, 2, 5, 10, 19, 38, 95, 190, 373, 746, 1865, 3730, 7087, 14174, 35435

Step-4: Factors of 70887

List of positive integer factors of 70887 that divides 70870 without a remainder.

1, 3, 23629

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70870 and 70887. The biggest common factor number is the GCF number.
So the greatest common factor 70870 and 70887 is 1.

Also check out the Least Common Multiple of 70870 and 70887