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 1208, 1211 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1208 and 1211 is 1.
GCF(1208,1211) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1208
2 | 1208 |
2 | 604 |
2 | 302 |
151 | 151 |
1 |
Prime factors of 1208 are 2,151. Prime factorization of 1208 in exponential form is:
1208 = 23×1511
Prime Factorization of 1211
7 | 1211 |
173 | 173 |
1 |
Prime factors of 1211 are 7,173. Prime factorization of 1211 in exponential form is:
1211 = 71×1731
∴ So by taking common prime factors GCF of 1208 and 1211 is 1
Factors of 1208
List of positive integer factors of 1208 that divides 1208 without a remainder.
1,2,4,8,151,302,604,1208
Factors of 1211
List of positive integer factors of 1211 that divides 1211 without a remainder.
1,7,173,1211
Greatest Common Factor
We found the factors and prime factorization of 1208 and 1211. The biggest common factor number is the GCF number.
So the greatest common factor 1208 and 1211 is 1.
Also check out the Least Common Multiple of 1208 and 1211
(i) The GCF of 1208 and 1211 is associative
GCF of 1208 and 1211 = GCF of 1211 and 1208
1. What is the GCF of 1208 and 1211?
Answer: GCF of 1208 and 1211 is 1.
2. What are the Factors of 1208?
Answer: Factors of 1208 are 1, 2, 4, 8, 151, 302, 604, 1208. There are 8 integers that are factors of 1208. The greatest factor of 1208 is 1208.
3. What are the Factors of 1211?
Answer: Factors of 1211 are 1, 7, 173, 1211. There are 4 integers that are factors of 1211. The greatest factor of 1211 is 1211.
4. How to Find the GCF of 1208 and 1211?
Answer:
Greatest Common Factor of 1208 and 1211 = 1
Step 1: Find the prime factorization of 1208
1208 = 2 x 2 x 2 x 151
Step 2: Find the prime factorization of 1211
1211 = 7 x 173
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 1208 and 1211 is 1