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 3885, 3890 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 3885 and 3890 is 5.
GCF(3885,3890) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 3885
3 | 3885 |
5 | 1295 |
7 | 259 |
37 | 37 |
1 |
Prime factors of 3885 are 3,5,7,37. Prime factorization of 3885 in exponential form is:
3885 = 31×51×71×371
Prime Factorization of 3890
2 | 3890 |
5 | 1945 |
389 | 389 |
1 |
Prime factors of 3890 are 2,5,389. Prime factorization of 3890 in exponential form is:
3890 = 21×51×3891
∴ So by taking common prime factors GCF of 3885 and 3890 is 5
Factors of 3885
List of positive integer factors of 3885 that divides 3885 without a remainder.
1,3,5,7,15,21,35,37,105,111,185,259,555,777,1295,3885
Factors of 3890
List of positive integer factors of 3890 that divides 3890 without a remainder.
1,2,5,10,389,778,1945,3890
Greatest Common Factor
We found the factors and prime factorization of 3885 and 3890. The biggest common factor number is the GCF number.
So the greatest common factor 3885 and 3890 is 5.
Also check out the Least Common Multiple of 3885 and 3890
(i) The GCF of 3885 and 3890 is associative
GCF of 3885 and 3890 = GCF of 3890 and 3885
1. What is the GCF of 3885 and 3890?
Answer: GCF of 3885 and 3890 is 5.
2. What are the Factors of 3885?
Answer: Factors of 3885 are 1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 777, 1295, 3885. There are 16 integers that are factors of 3885. The greatest factor of 3885 is 3885.
3. What are the Factors of 3890?
Answer: Factors of 3890 are 1, 2, 5, 10, 389, 778, 1945, 3890. There are 8 integers that are factors of 3890. The greatest factor of 3890 is 3890.
4. How to Find the GCF of 3885 and 3890?
Answer:
Greatest Common Factor of 3885 and 3890 = 5
Step 1: Find the prime factorization of 3885
3885 = 3 x 5 x 7 x 37
Step 2: Find the prime factorization of 3890
3890 = 2 x 5 x 389
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 3885 and 3890 is 5