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 48, 64 i.e. 16 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 48 and 64 is 16.
GCF(48,64) = 16
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 48
2 | 48 |
2 | 24 |
2 | 12 |
2 | 6 |
3 | 3 |
1 |
Prime factors of 48 are 2,3. Prime factorization of 48 in exponential form is:
48 = 24×31
Prime Factorization of 64
2 | 64 |
2 | 32 |
2 | 16 |
2 | 8 |
2 | 4 |
2 | 2 |
1 |
Prime factors of 64 are 2. Prime factorization of 64 in exponential form is:
64 = 26
∴ So by taking common prime factors GCF of 48 and 64 is 16
Factors of 48
List of positive integer factors of 48 that divides 48 without a remainder.
1,2,3,4,6,8,12,16,24,48
Factors of 64
List of positive integer factors of 64 that divides 64 without a remainder.
1,2,4,8,16,32,64
Greatest Common Factor
We found the factors and prime factorization of 48 and 64. The biggest common factor number is the GCF number.
So the greatest common factor 48 and 64 is 16.
Also check out the Least Common Multiple of 48 and 64
(i) The GCF of 48 and 64 is associative
GCF of 48 and 64 = GCF of 64 and 48
1. What is the GCF of 48 and 64?
Answer: GCF of 48 and 64 is 16.
2. What are the Factors of 48?
Answer: Factors of 48 are 1, 2, 3, 4, 6, 8, 12, 16, 24, 48. There are 10 integers that are factors of 48. The greatest factor of 48 is 48.
3. What are the Factors of 64?
Answer: Factors of 64 are 1, 2, 4, 8, 16, 32, 64. There are 7 integers that are factors of 64. The greatest factor of 64 is 64.
4. How to Find the GCF of 48 and 64?
Answer:
Greatest Common Factor of 48 and 64 = 16
Step 1: Find the prime factorization of 48
48 = 2 x 2 x 2 x 2 x 3
Step 2: Find the prime factorization of 64
64 = 2 x 2 x 2 x 2 x 2 x 2
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 2 x 2 x 2 x 2 = 16
Step 4: Therefore, the greatest common factor of 48 and 64 is 16