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 1377, 1385 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1377 and 1385 is 1.
GCF(1377,1385) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1377
3 | 1377 |
3 | 459 |
3 | 153 |
3 | 51 |
17 | 17 |
1 |
Prime factors of 1377 are 3,17. Prime factorization of 1377 in exponential form is:
1377 = 34×171
Prime Factorization of 1385
5 | 1385 |
277 | 277 |
1 |
Prime factors of 1385 are 5,277. Prime factorization of 1385 in exponential form is:
1385 = 51×2771
∴ So by taking common prime factors GCF of 1377 and 1385 is 1
Factors of 1377
List of positive integer factors of 1377 that divides 1377 without a remainder.
1,3,9,17,27,51,81,153,459,1377
Factors of 1385
List of positive integer factors of 1385 that divides 1385 without a remainder.
1,5,277,1385
Greatest Common Factor
We found the factors and prime factorization of 1377 and 1385. The biggest common factor number is the GCF number.
So the greatest common factor 1377 and 1385 is 1.
Also check out the Least Common Multiple of 1377 and 1385
(i) The GCF of 1377 and 1385 is associative
GCF of 1377 and 1385 = GCF of 1385 and 1377
1. What is the GCF of 1377 and 1385?
Answer: GCF of 1377 and 1385 is 1.
2. What are the Factors of 1377?
Answer: Factors of 1377 are 1, 3, 9, 17, 27, 51, 81, 153, 459, 1377. There are 10 integers that are factors of 1377. The greatest factor of 1377 is 1377.
3. What are the Factors of 1385?
Answer: Factors of 1385 are 1, 5, 277, 1385. There are 4 integers that are factors of 1385. The greatest factor of 1385 is 1385.
4. How to Find the GCF of 1377 and 1385?
Answer:
Greatest Common Factor of 1377 and 1385 = 1
Step 1: Find the prime factorization of 1377
1377 = 3 x 3 x 3 x 3 x 17
Step 2: Find the prime factorization of 1385
1385 = 5 x 277
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 1377 and 1385 is 1