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 1230, 1231 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1230 and 1231 is 1.
GCF(1230,1231) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1230
2 | 1230 |
3 | 615 |
5 | 205 |
41 | 41 |
1 |
Prime factors of 1230 are 2,3,5,41. Prime factorization of 1230 in exponential form is:
1230 = 21×31×51×411
Prime Factorization of 1231
1231 | 1231 |
1 |
Prime factors of 1231 are 1231. Prime factorization of 1231 in exponential form is:
1231 = 12311
∴ So by taking common prime factors GCF of 1230 and 1231 is 1
Factors of 1230
List of positive integer factors of 1230 that divides 1230 without a remainder.
1,2,3,5,6,10,15,30,41,82,123,205,246,410,615,1230
Factors of 1231
List of positive integer factors of 1231 that divides 1231 without a remainder.
1,1231
Greatest Common Factor
We found the factors and prime factorization of 1230 and 1231. The biggest common factor number is the GCF number.
So the greatest common factor 1230 and 1231 is 1.
Also check out the Least Common Multiple of 1230 and 1231
(i) The GCF of 1230 and 1231 is associative
GCF of 1230 and 1231 = GCF of 1231 and 1230
1. What is the GCF of 1230 and 1231?
Answer: GCF of 1230 and 1231 is 1.
2. What are the Factors of 1230?
Answer: Factors of 1230 are 1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230. There are 16 integers that are factors of 1230. The greatest factor of 1230 is 1230.
3. What are the Factors of 1231?
Answer: Factors of 1231 are 1, 1231. There are 2 integers that are factors of 1231. The greatest factor of 1231 is 1231.
4. How to Find the GCF of 1230 and 1231?
Answer:
Greatest Common Factor of 1230 and 1231 = 1
Step 1: Find the prime factorization of 1230
1230 = 2 x 3 x 5 x 41
Step 2: Find the prime factorization of 1231
1231 = 1231
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = = 1
Step 4: Therefore, the greatest common factor of 1230 and 1231 is 1