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 12300, 12305 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 12300 and 12305 is 5.
GCF(12300,12305) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 12300
2 | 12300 |
2 | 6150 |
3 | 3075 |
5 | 1025 |
5 | 205 |
41 | 41 |
1 |
Prime factors of 12300 are 2,3,5,41. Prime factorization of 12300 in exponential form is:
12300 = 22×31×52×411
Prime Factorization of 12305
5 | 12305 |
23 | 2461 |
107 | 107 |
1 |
Prime factors of 12305 are 5,23,107. Prime factorization of 12305 in exponential form is:
12305 = 51×231×1071
∴ So by taking common prime factors GCF of 12300 and 12305 is 5
Factors of 12300
List of positive integer factors of 12300 that divides 12300 without a remainder.
1,2,3,4,5,6,10,12,15,20,25,30,41,50,60,75,82,100,123,150,164,205,246,300,410,492,615,820,1025,1230,2050,2460,3075,4100,6150,12300
Factors of 12305
List of positive integer factors of 12305 that divides 12305 without a remainder.
1,5,23,107,115,535,2461,12305
Greatest Common Factor
We found the factors and prime factorization of 12300 and 12305. The biggest common factor number is the GCF number.
So the greatest common factor 12300 and 12305 is 5.
Also check out the Least Common Multiple of 12300 and 12305
(i) The GCF of 12300 and 12305 is associative
GCF of 12300 and 12305 = GCF of 12305 and 12300
1. What is the GCF of 12300 and 12305?
Answer: GCF of 12300 and 12305 is 5.
2. What are the Factors of 12300?
Answer: Factors of 12300 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 41, 50, 60, 75, 82, 100, 123, 150, 164, 205, 246, 300, 410, 492, 615, 820, 1025, 1230, 2050, 2460, 3075, 4100, 6150, 12300. There are 36 integers that are factors of 12300. The greatest factor of 12300 is 12300.
3. What are the Factors of 12305?
Answer: Factors of 12305 are 1, 5, 23, 107, 115, 535, 2461, 12305. There are 8 integers that are factors of 12305. The greatest factor of 12305 is 12305.
4. How to Find the GCF of 12300 and 12305?
Answer:
Greatest Common Factor of 12300 and 12305 = 5
Step 1: Find the prime factorization of 12300
12300 = 2 x 2 x 3 x 5 x 5 x 41
Step 2: Find the prime factorization of 12305
12305 = 5 x 23 x 107
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 12300 and 12305 is 5