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 1267, 1270 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1267 and 1270 is 1.
GCF(1267,1270) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1267
7 | 1267 |
181 | 181 |
1 |
Prime factors of 1267 are 7,181. Prime factorization of 1267 in exponential form is:
1267 = 71×1811
Prime Factorization of 1270
2 | 1270 |
5 | 635 |
127 | 127 |
1 |
Prime factors of 1270 are 2,5,127. Prime factorization of 1270 in exponential form is:
1270 = 21×51×1271
∴ So by taking common prime factors GCF of 1267 and 1270 is 1
Factors of 1267
List of positive integer factors of 1267 that divides 1267 without a remainder.
1,7,181,1267
Factors of 1270
List of positive integer factors of 1270 that divides 1270 without a remainder.
1,2,5,10,127,254,635,1270
Greatest Common Factor
We found the factors and prime factorization of 1267 and 1270. The biggest common factor number is the GCF number.
So the greatest common factor 1267 and 1270 is 1.
Also check out the Least Common Multiple of 1267 and 1270
(i) The GCF of 1267 and 1270 is associative
GCF of 1267 and 1270 = GCF of 1270 and 1267
1. What is the GCF of 1267 and 1270?
Answer: GCF of 1267 and 1270 is 1.
2. What are the Factors of 1267?
Answer: Factors of 1267 are 1, 7, 181, 1267. There are 4 integers that are factors of 1267. The greatest factor of 1267 is 1267.
3. What are the Factors of 1270?
Answer: Factors of 1270 are 1, 2, 5, 10, 127, 254, 635, 1270. There are 8 integers that are factors of 1270. The greatest factor of 1270 is 1270.
4. How to Find the GCF of 1267 and 1270?
Answer:
Greatest Common Factor of 1267 and 1270 = 1
Step 1: Find the prime factorization of 1267
1267 = 7 x 181
Step 2: Find the prime factorization of 1270
1270 = 2 x 5 x 127
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 1267 and 1270 is 1