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 1948, 1955 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1948 and 1955 is 1.
GCF(1948,1955) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1948
2 | 1948 |
2 | 974 |
487 | 487 |
1 |
Prime factors of 1948 are 2,487. Prime factorization of 1948 in exponential form is:
1948 = 22×4871
Prime Factorization of 1955
5 | 1955 |
17 | 391 |
23 | 23 |
1 |
Prime factors of 1955 are 5,17,23. Prime factorization of 1955 in exponential form is:
1955 = 51×171×231
∴ So by taking common prime factors GCF of 1948 and 1955 is 1
Factors of 1948
List of positive integer factors of 1948 that divides 1948 without a remainder.
1,2,4,487,974,1948
Factors of 1955
List of positive integer factors of 1955 that divides 1955 without a remainder.
1,5,17,23,85,115,391,1955
Greatest Common Factor
We found the factors and prime factorization of 1948 and 1955. The biggest common factor number is the GCF number.
So the greatest common factor 1948 and 1955 is 1.
Also check out the Least Common Multiple of 1948 and 1955
(i) The GCF of 1948 and 1955 is associative
GCF of 1948 and 1955 = GCF of 1955 and 1948
1. What is the GCF of 1948 and 1955?
Answer: GCF of 1948 and 1955 is 1.
2. What are the Factors of 1948?
Answer: Factors of 1948 are 1, 2, 4, 487, 974, 1948. There are 6 integers that are factors of 1948. The greatest factor of 1948 is 1948.
3. What are the Factors of 1955?
Answer: Factors of 1955 are 1, 5, 17, 23, 85, 115, 391, 1955. There are 8 integers that are factors of 1955. The greatest factor of 1955 is 1955.
4. How to Find the GCF of 1948 and 1955?
Answer:
Greatest Common Factor of 1948 and 1955 = 1
Step 1: Find the prime factorization of 1948
1948 = 2 x 2 x 487
Step 2: Find the prime factorization of 1955
1955 = 5 x 17 x 23
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 1948 and 1955 is 1