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 42018, 42025 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 42018 and 42025 is 1.
GCF(42018,42025) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 42018
2 | 42018 |
3 | 21009 |
47 | 7003 |
149 | 149 |
1 |
Prime factors of 42018 are 2,3,47,149. Prime factorization of 42018 in exponential form is:
42018 = 21×31×471×1491
Prime Factorization of 42025
5 | 42025 |
5 | 8405 |
41 | 1681 |
41 | 41 |
1 |
Prime factors of 42025 are 5,41. Prime factorization of 42025 in exponential form is:
42025 = 52×412
∴ So by taking common prime factors GCF of 42018 and 42025 is 1
Factors of 42018
List of positive integer factors of 42018 that divides 42018 without a remainder.
1,2,3,6,47,94,141,149,282,298,447,894,7003,14006,21009,42018
Factors of 42025
List of positive integer factors of 42025 that divides 42025 without a remainder.
1,5,25,41,205,1025,1681,8405,42025
Greatest Common Factor
We found the factors and prime factorization of 42018 and 42025. The biggest common factor number is the GCF number.
So the greatest common factor 42018 and 42025 is 1.
Also check out the Least Common Multiple of 42018 and 42025
(i) The GCF of 42018 and 42025 is associative
GCF of 42018 and 42025 = GCF of 42025 and 42018
1. What is the GCF of 42018 and 42025?
Answer: GCF of 42018 and 42025 is 1.
2. What are the Factors of 42018?
Answer: Factors of 42018 are 1, 2, 3, 6, 47, 94, 141, 149, 282, 298, 447, 894, 7003, 14006, 21009, 42018. There are 16 integers that are factors of 42018. The greatest factor of 42018 is 42018.
3. What are the Factors of 42025?
Answer: Factors of 42025 are 1, 5, 25, 41, 205, 1025, 1681, 8405, 42025. There are 9 integers that are factors of 42025. The greatest factor of 42025 is 42025.
4. How to Find the GCF of 42018 and 42025?
Answer:
Greatest Common Factor of 42018 and 42025 = 1
Step 1: Find the prime factorization of 42018
42018 = 2 x 3 x 47 x 149
Step 2: Find the prime factorization of 42025
42025 = 5 x 5 x 41 x 41
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 42018 and 42025 is 1