What is the Greatest Common Factor of 87890 and 87902?

Greatest common factor (GCF) of 87890 and 87902 is 2.

GCF(87890,87902) = 2

We will now calculate the prime factors of 87890 and 87902, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87890 and 87902.

How to find the GCF of 87890 and 87902?

We will first find the prime factorization of 87890 and 87902. After we will calculate the factors of 87890 and 87902 and find the biggest common factor number .

Step-1: Prime Factorization of 87890

Prime factors of 87890 are 2, 5, 11, 17, 47. Prime factorization of 87890 in exponential form is:

87890 = 2¹ × 5¹ × 11¹ × 17¹ × 47¹

Step-2: Prime Factorization of 87902

Prime factors of 87902 are 2, 43951. Prime factorization of 87902 in exponential form is:

87902 = 2¹ × 43951¹

Step-3: Factors of 87890

List of positive integer factors of 87890 that divides 87890 without a remainder.

1, 2, 5, 10, 11, 17, 22, 34, 47, 55, 85, 94, 110, 170, 187, 235, 374, 470, 517, 799, 935, 1034, 1598, 1870, 2585, 3995, 5170, 7990, 8789, 17578, 43945

Step-4: Factors of 87902

List of positive integer factors of 87902 that divides 87890 without a remainder.

1, 2, 43951

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87890 and 87902. The biggest common factor number is the GCF number.
So the greatest common factor 87890 and 87902 is 2.

Also check out the Least Common Multiple of 87890 and 87902