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 42005, 42013 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 42005 and 42013 is 1.
GCF(42005,42013) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 42005
5 | 42005 |
31 | 8401 |
271 | 271 |
1 |
Prime factors of 42005 are 5,31,271. Prime factorization of 42005 in exponential form is:
42005 = 51×311×2711
Prime Factorization of 42013
42013 | 42013 |
1 |
Prime factors of 42013 are 42013. Prime factorization of 42013 in exponential form is:
42013 = 420131
∴ So by taking common prime factors GCF of 42005 and 42013 is 1
Factors of 42005
List of positive integer factors of 42005 that divides 42005 without a remainder.
1,5,31,155,271,1355,8401,42005
Factors of 42013
List of positive integer factors of 42013 that divides 42013 without a remainder.
1,42013
Greatest Common Factor
We found the factors and prime factorization of 42005 and 42013. The biggest common factor number is the GCF number.
So the greatest common factor 42005 and 42013 is 1.
Also check out the Least Common Multiple of 42005 and 42013
(i) The GCF of 42005 and 42013 is associative
GCF of 42005 and 42013 = GCF of 42013 and 42005
1. What is the GCF of 42005 and 42013?
Answer: GCF of 42005 and 42013 is 1.
2. What are the Factors of 42005?
Answer: Factors of 42005 are 1, 5, 31, 155, 271, 1355, 8401, 42005. There are 8 integers that are factors of 42005. The greatest factor of 42005 is 42005.
3. What are the Factors of 42013?
Answer: Factors of 42013 are 1, 42013. There are 2 integers that are factors of 42013. The greatest factor of 42013 is 42013.
4. How to Find the GCF of 42005 and 42013?
Answer:
Greatest Common Factor of 42005 and 42013 = 1
Step 1: Find the prime factorization of 42005
42005 = 5 x 31 x 271
Step 2: Find the prime factorization of 42013
42013 = 42013
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 42005 and 42013 is 1