Greatest Common Factor of 971 and 978

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 971, 978 i.e. 1 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 971 and 978 is 1.

GCF(971,978) = 1

GCF of 971 and 978

Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;

GCF of:
and

Greatest Common Factor of 971 and 978

GCF of 971 and 978 is 1

Prime Factorization of 971


971 971
1

Prime factors of 971 are 971. Prime factorization of 971 in exponential form is:

971 = 9711

Prime Factorization of 978


2 978
3 489
163 163
1

Prime factors of 978 are 2.Prime factorization of 978 in exponential form is:

978 = 21×31×1631

∴ So by taking common prime factors GCF of 971 and 978 is 1

Greatest Common Factor of 971 and 978 by matching factors method

Factors of 971

List of positive integer factors of 971 that divides 971 without a remainder.

1,971

Factors of 978

List of positive integer factors of 978 that divides 978 without a remainder.

1,2,3,6,163,326,489,978

Greatest Common Factor

We found the factors and prime factorization of 971 and 978. The biggest common factor number is the GCF number.
So the greatest common factor 971 and 978 is 1.

Also check out the Least Common Multiple of 971 and 978

Properties of GCF 971 and 978

(i) The GCF of 971 and 978 is associative

GCF of 971 and 978 = GCF of 978 and 971

Related Greatest Common Factor of 971

Related Greatest Common Factor of 978

Frequently Asked Questions on GCF of 971 and 978

1. What is the GCF of 971 and 978?

Answer: GCF of 971 and 978 is 1.

2. What are the Factors of 971?

Answer: Factors of 971 are 1, 971. There are 2 integers that are factors of 971. The greatest factor of 971 is 971.

3. What are the Factors of 978?

Answer: Factors of 978 are 1, 2, 3, 6, 163, 326, 489, 978. There are 8 integers that are factors of 978. The greatest factor of 978 is 978.

4. How to Find the GCF of 971 and 978?

Answer:

Greatest Common Factor of 971 and 978 = 1

Step 1: Find the prime factorization of 971

971 = 971

Step 2: Find the prime factorization of 978

978 = 2 x 3 x 163

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 971 and 978 is 1