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 1902, 1906 i.e. 2 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1902 and 1906 is 2.
GCF(1902,1906) = 2
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1902
2 | 1902 |
3 | 951 |
317 | 317 |
1 |
Prime factors of 1902 are 2,3,317. Prime factorization of 1902 in exponential form is:
1902 = 21×31×3171
Prime Factorization of 1906
2 | 1906 |
953 | 953 |
1 |
Prime factors of 1906 are 2,953. Prime factorization of 1906 in exponential form is:
1906 = 21×9531
∴ So by taking common prime factors GCF of 1902 and 1906 is 2
Factors of 1902
List of positive integer factors of 1902 that divides 1902 without a remainder.
1,2,3,6,317,634,951,1902
Factors of 1906
List of positive integer factors of 1906 that divides 1906 without a remainder.
1,2,953,1906
Greatest Common Factor
We found the factors and prime factorization of 1902 and 1906. The biggest common factor number is the GCF number.
So the greatest common factor 1902 and 1906 is 2.
Also check out the Least Common Multiple of 1902 and 1906
(i) The GCF of 1902 and 1906 is associative
GCF of 1902 and 1906 = GCF of 1906 and 1902
1. What is the GCF of 1902 and 1906?
Answer: GCF of 1902 and 1906 is 2.
2. What are the Factors of 1902?
Answer: Factors of 1902 are 1, 2, 3, 6, 317, 634, 951, 1902. There are 8 integers that are factors of 1902. The greatest factor of 1902 is 1902.
3. What are the Factors of 1906?
Answer: Factors of 1906 are 1, 2, 953, 1906. There are 4 integers that are factors of 1906. The greatest factor of 1906 is 1906.
4. How to Find the GCF of 1902 and 1906?
Answer:
Greatest Common Factor of 1902 and 1906 = 2
Step 1: Find the prime factorization of 1902
1902 = 2 x 3 x 317
Step 2: Find the prime factorization of 1906
1906 = 2 x 953
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 2
Step 4: Therefore, the greatest common factor of 1902 and 1906 is 2