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 7120, 7125 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 7120 and 7125 is 5.
GCF(7120,7125) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 7120
2 | 7120 |
2 | 3560 |
2 | 1780 |
2 | 890 |
5 | 445 |
89 | 89 |
1 |
Prime factors of 7120 are 2,5,89. Prime factorization of 7120 in exponential form is:
7120 = 24×51×891
Prime Factorization of 7125
3 | 7125 |
5 | 2375 |
5 | 475 |
5 | 95 |
19 | 19 |
1 |
Prime factors of 7125 are 3,5,19. Prime factorization of 7125 in exponential form is:
7125 = 31×53×191
∴ So by taking common prime factors GCF of 7120 and 7125 is 5
Factors of 7120
List of positive integer factors of 7120 that divides 7120 without a remainder.
1,2,4,5,8,10,16,20,40,80,89,178,356,445,712,890,1424,1780,3560,7120
Factors of 7125
List of positive integer factors of 7125 that divides 7125 without a remainder.
1,3,5,15,19,25,57,75,95,125,285,375,475,1425,2375,7125
Greatest Common Factor
We found the factors and prime factorization of 7120 and 7125. The biggest common factor number is the GCF number.
So the greatest common factor 7120 and 7125 is 5.
Also check out the Least Common Multiple of 7120 and 7125
(i) The GCF of 7120 and 7125 is associative
GCF of 7120 and 7125 = GCF of 7125 and 7120
1. What is the GCF of 7120 and 7125?
Answer: GCF of 7120 and 7125 is 5.
2. What are the Factors of 7120?
Answer: Factors of 7120 are 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120. There are 20 integers that are factors of 7120. The greatest factor of 7120 is 7120.
3. What are the Factors of 7125?
Answer: Factors of 7125 are 1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 285, 375, 475, 1425, 2375, 7125. There are 16 integers that are factors of 7125. The greatest factor of 7125 is 7125.
4. How to Find the GCF of 7120 and 7125?
Answer:
Greatest Common Factor of 7120 and 7125 = 5
Step 1: Find the prime factorization of 7120
7120 = 2 x 2 x 2 x 2 x 5 x 89
Step 2: Find the prime factorization of 7125
7125 = 3 x 5 x 5 x 5 x 19
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 7120 and 7125 is 5