What is the Greatest Common Factor of 71858 and 71877?

Greatest common factor (GCF) of 71858 and 71877 is 19.

GCF(71858,71877) = 19

We will now calculate the prime factors of 71858 and 71877, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71858 and 71877.

How to find the GCF of 71858 and 71877?

We will first find the prime factorization of 71858 and 71877. After we will calculate the factors of 71858 and 71877 and find the biggest common factor number .

Step-1: Prime Factorization of 71858

Prime factors of 71858 are 2, 19, 31, 61. Prime factorization of 71858 in exponential form is:

71858 = 2¹ × 19¹ × 31¹ × 61¹

Step-2: Prime Factorization of 71877

Prime factors of 71877 are 3, 13, 19, 97. Prime factorization of 71877 in exponential form is:

71877 = 3¹ × 13¹ × 19¹ × 97¹

Step-3: Factors of 71858

List of positive integer factors of 71858 that divides 71858 without a remainder.

1, 2, 19, 31, 38, 61, 62, 122, 589, 1159, 1178, 1891, 2318, 3782, 35929

Step-4: Factors of 71877

List of positive integer factors of 71877 that divides 71858 without a remainder.

1, 3, 13, 19, 39, 57, 97, 247, 291, 741, 1261, 1843, 3783, 5529, 23959

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71858 and 71877. The biggest common factor number is the GCF number.
So the greatest common factor 71858 and 71877 is 19.

Also check out the Least Common Multiple of 71858 and 71877