Greatest Common Factor of 1587 and 1591

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


Make use of GCF Calculator to quickly find the Greatest Common Factor of numbers 1587, 1591 i.e. 1 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 1587 and 1591 is 1.

GCF(1587,1591) = 1

GCF of 1587 and 1591

Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;

GCF of:
and

Greatest Common Factor of 1587 and 1591

GCF of 1587 and 1591 is 1

Prime Factorization of 1587


3 1587
23 529
23 23
1

Prime factors of 1587 are 3,23. Prime factorization of 1587 in exponential form is:

1587 = 31×232

Prime Factorization of 1591


37 1591
43 43
1

Prime factors of 1591 are 37,43. Prime factorization of 1591 in exponential form is:

1591 = 371×431

∴ So by taking common prime factors GCF of 1587 and 1591 is 1

Greatest Common Factor of 1587 and 1591 by matching factors method

Factors of 1587

List of positive integer factors of 1587 that divides 1587 without a remainder.

1,3,23,69,529,1587

Factors of 1591

List of positive integer factors of 1591 that divides 1591 without a remainder.

1,37,43,1591

Greatest Common Factor

We found the factors and prime factorization of 1587 and 1591. The biggest common factor number is the GCF number.
So the greatest common factor 1587 and 1591 is 1.

Also check out the Least Common Multiple of 1587 and 1591

Properties of GCF 1587 and 1591

(i) The GCF of 1587 and 1591 is associative

GCF of 1587 and 1591 = GCF of 1591 and 1587

Frequently Asked Questions on GCF of 1587 and 1591

1. What is the GCF of 1587 and 1591?

Answer: GCF of 1587 and 1591 is 1.

2. What are the Factors of 1587?

Answer: Factors of 1587 are 1, 3, 23, 69, 529, 1587. There are 6 integers that are factors of 1587. The greatest factor of 1587 is 1587.

3. What are the Factors of 1591?

Answer: Factors of 1591 are 1, 37, 43, 1591. There are 4 integers that are factors of 1591. The greatest factor of 1591 is 1591.

4. How to Find the GCF of 1587 and 1591?

Answer:

Greatest Common Factor of 1587 and 1591 = 1

Step 1: Find the prime factorization of 1587

1587 = 3 x 23 x 23

Step 2: Find the prime factorization of 1591

1591 = 37 x 43

Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:

GCF = = 1

Step 4: Therefore, the greatest common factor of 1587 and 1591 is 1