Greatest Common Factor of 505 and 509

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 505, 509 i.e. 1 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 505 and 509 is 1.

GCF(505,509) = 1

GCF of 505 and 509

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

GCF of:
and

Greatest Common Factor of 505 and 509

GCF of 505 and 509 is 1

Prime Factorization of 505


5 505
101 101
1

Prime factors of 505 are 5,101. Prime factorization of 505 in exponential form is:

505 = 51×1011

Prime Factorization of 509


509 509
1

Prime factors of 509 are 509. Prime factorization of 509 in exponential form is:

509 = 5091

∴ So by taking common prime factors GCF of 505 and 509 is 1

Greatest Common Factor of 505 and 509 by matching factors method

Factors of 505

List of positive integer factors of 505 that divides 505 without a remainder.

1,5,101,505

Factors of 509

List of positive integer factors of 509 that divides 509 without a remainder.

1,509

Greatest Common Factor

We found the factors and prime factorization of 505 and 509. The biggest common factor number is the GCF number.
So the greatest common factor 505 and 509 is 1.

Also check out the Least Common Multiple of 505 and 509

Properties of GCF 505 and 509

(i) The GCF of 505 and 509 is associative

GCF of 505 and 509 = GCF of 509 and 505

Frequently Asked Questions on GCF of 505 and 509

1. What is the GCF of 505 and 509?

Answer: GCF of 505 and 509 is 1.

2. What are the Factors of 505?

Answer: Factors of 505 are 1, 5, 101, 505. There are 4 integers that are factors of 505. The greatest factor of 505 is 505.

3. What are the Factors of 509?

Answer: Factors of 509 are 1, 509. There are 2 integers that are factors of 509. The greatest factor of 509 is 509.

4. How to Find the GCF of 505 and 509?

Answer:

Greatest Common Factor of 505 and 509 = 1

Step 1: Find the prime factorization of 505

505 = 5 x 101

Step 2: Find the prime factorization of 509

509 = 509

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 505 and 509 is 1