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 1975, 1983 i.e. 1 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1975 and 1983 is 1.
GCF(1975,1983) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1975
5 | 1975 |
5 | 395 |
79 | 79 |
1 |
Prime factors of 1975 are 5,79. Prime factorization of 1975 in exponential form is:
1975 = 52×791
Prime Factorization of 1983
3 | 1983 |
661 | 661 |
1 |
Prime factors of 1983 are 3,661. Prime factorization of 1983 in exponential form is:
1983 = 31×6611
∴ So by taking common prime factors GCF of 1975 and 1983 is 1
Factors of 1975
List of positive integer factors of 1975 that divides 1975 without a remainder.
1,5,25,79,395,1975
Factors of 1983
List of positive integer factors of 1983 that divides 1983 without a remainder.
1,3,661,1983
Greatest Common Factor
We found the factors and prime factorization of 1975 and 1983. The biggest common factor number is the GCF number.
So the greatest common factor 1975 and 1983 is 1.
Also check out the Least Common Multiple of 1975 and 1983
(i) The GCF of 1975 and 1983 is associative
GCF of 1975 and 1983 = GCF of 1983 and 1975
1. What is the GCF of 1975 and 1983?
Answer: GCF of 1975 and 1983 is 1.
2. What are the Factors of 1975?
Answer: Factors of 1975 are 1, 5, 25, 79, 395, 1975. There are 6 integers that are factors of 1975. The greatest factor of 1975 is 1975.
3. What are the Factors of 1983?
Answer: Factors of 1983 are 1, 3, 661, 1983. There are 4 integers that are factors of 1983. The greatest factor of 1983 is 1983.
4. How to Find the GCF of 1975 and 1983?
Answer:
Greatest Common Factor of 1975 and 1983 = 1
Step 1: Find the prime factorization of 1975
1975 = 5 x 5 x 79
Step 2: Find the prime factorization of 1983
1983 = 3 x 661
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 1975 and 1983 is 1