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 1865, 1870 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1865 and 1870 is 5.
GCF(1865,1870) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1865
5 | 1865 |
373 | 373 |
1 |
Prime factors of 1865 are 5,373. Prime factorization of 1865 in exponential form is:
1865 = 51×3731
Prime Factorization of 1870
2 | 1870 |
5 | 935 |
11 | 187 |
17 | 17 |
1 |
Prime factors of 1870 are 2,5,11,17. Prime factorization of 1870 in exponential form is:
1870 = 21×51×111×171
∴ So by taking common prime factors GCF of 1865 and 1870 is 5
Factors of 1865
List of positive integer factors of 1865 that divides 1865 without a remainder.
1,5,373,1865
Factors of 1870
List of positive integer factors of 1870 that divides 1870 without a remainder.
1,2,5,10,11,17,22,34,55,85,110,170,187,374,935,1870
Greatest Common Factor
We found the factors and prime factorization of 1865 and 1870. The biggest common factor number is the GCF number.
So the greatest common factor 1865 and 1870 is 5.
Also check out the Least Common Multiple of 1865 and 1870
(i) The GCF of 1865 and 1870 is associative
GCF of 1865 and 1870 = GCF of 1870 and 1865
1. What is the GCF of 1865 and 1870?
Answer: GCF of 1865 and 1870 is 5.
2. What are the Factors of 1865?
Answer: Factors of 1865 are 1, 5, 373, 1865. There are 4 integers that are factors of 1865. The greatest factor of 1865 is 1865.
3. What are the Factors of 1870?
Answer: Factors of 1870 are 1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870. There are 16 integers that are factors of 1870. The greatest factor of 1870 is 1870.
4. How to Find the GCF of 1865 and 1870?
Answer:
Greatest Common Factor of 1865 and 1870 = 5
Step 1: Find the prime factorization of 1865
1865 = 5 x 373
Step 2: Find the prime factorization of 1870
1870 = 2 x 5 x 11 x 17
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 5
Step 4: Therefore, the greatest common factor of 1865 and 1870 is 5