What is the Greatest Common Factor of 69987 and 70005?

Greatest common factor (GCF) of 69987 and 70005 is 3.

GCF(69987,70005) = 3

We will now calculate the prime factors of 69987 and 70005, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69987 and 70005.

How to find the GCF of 69987 and 70005?

We will first find the prime factorization of 69987 and 70005. After we will calculate the factors of 69987 and 70005 and find the biggest common factor number .

Step-1: Prime Factorization of 69987

Prime factors of 69987 are 3, 41, 569. Prime factorization of 69987 in exponential form is:

69987 = 3¹ × 41¹ × 569¹

Step-2: Prime Factorization of 70005

Prime factors of 70005 are 3, 5, 13, 359. Prime factorization of 70005 in exponential form is:

70005 = 3¹ × 5¹ × 13¹ × 359¹

Step-3: Factors of 69987

List of positive integer factors of 69987 that divides 69987 without a remainder.

1, 3, 41, 123, 569, 1707, 23329

Step-4: Factors of 70005

List of positive integer factors of 70005 that divides 69987 without a remainder.

1, 3, 5, 13, 15, 39, 65, 195, 359, 1077, 1795, 4667, 5385, 14001, 23335

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69987 and 70005. The biggest common factor number is the GCF number.
So the greatest common factor 69987 and 70005 is 3.

Also check out the Least Common Multiple of 69987 and 70005