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 9720, 9725 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 9720 and 9725 is 5.
GCF(9720,9725) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 9720
2 | 9720 |
2 | 4860 |
2 | 2430 |
3 | 1215 |
3 | 405 |
3 | 135 |
3 | 45 |
3 | 15 |
5 | 5 |
1 |
Prime factors of 9720 are 2,3,5. Prime factorization of 9720 in exponential form is:
9720 = 23×35×51
Prime Factorization of 9725
5 | 9725 |
5 | 1945 |
389 | 389 |
1 |
Prime factors of 9725 are 5,389. Prime factorization of 9725 in exponential form is:
9725 = 52×3891
∴ So by taking common prime factors GCF of 9720 and 9725 is 5
Factors of 9720
List of positive integer factors of 9720 that divides 9720 without a remainder.
1,2,3,4,5,6,8,9,10,12,15,18,20,24,27,30,36,40,45,54,60,72,81,90,108,120,135,162,180,216,243,270,324,360,405,486,540,648,810,972,1080,1215,1620,1944,2430,3240,4860,9720
Factors of 9725
List of positive integer factors of 9725 that divides 9725 without a remainder.
1,5,25,389,1945,9725
Greatest Common Factor
We found the factors and prime factorization of 9720 and 9725. The biggest common factor number is the GCF number.
So the greatest common factor 9720 and 9725 is 5.
Also check out the Least Common Multiple of 9720 and 9725
(i) The GCF of 9720 and 9725 is associative
GCF of 9720 and 9725 = GCF of 9725 and 9720
1. What is the GCF of 9720 and 9725?
Answer: GCF of 9720 and 9725 is 5.
2. What are the Factors of 9720?
Answer: Factors of 9720 are 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720. There are 48 integers that are factors of 9720. The greatest factor of 9720 is 9720.
3. What are the Factors of 9725?
Answer: Factors of 9725 are 1, 5, 25, 389, 1945, 9725. There are 6 integers that are factors of 9725. The greatest factor of 9725 is 9725.
4. How to Find the GCF of 9720 and 9725?
Answer:
Greatest Common Factor of 9720 and 9725 = 5
Step 1: Find the prime factorization of 9720
9720 = 2 x 2 x 2 x 3 x 3 x 3 x 3 x 3 x 5
Step 2: Find the prime factorization of 9725
9725 = 5 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 9720 and 9725 is 5