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 1568, 1572 i.e. 4 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1568 and 1572 is 4.
GCF(1568,1572) = 4
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1568
2 | 1568 |
2 | 784 |
2 | 392 |
2 | 196 |
2 | 98 |
7 | 49 |
7 | 7 |
1 |
Prime factors of 1568 are 2,7. Prime factorization of 1568 in exponential form is:
1568 = 25×72
Prime Factorization of 1572
2 | 1572 |
2 | 786 |
3 | 393 |
131 | 131 |
1 |
Prime factors of 1572 are 2,3,131. Prime factorization of 1572 in exponential form is:
1572 = 22×31×1311
∴ So by taking common prime factors GCF of 1568 and 1572 is 4
Factors of 1568
List of positive integer factors of 1568 that divides 1568 without a remainder.
1,2,4,7,8,14,16,28,32,49,56,98,112,196,224,392,784,1568
Factors of 1572
List of positive integer factors of 1572 that divides 1572 without a remainder.
1,2,3,4,6,12,131,262,393,524,786,1572
Greatest Common Factor
We found the factors and prime factorization of 1568 and 1572. The biggest common factor number is the GCF number.
So the greatest common factor 1568 and 1572 is 4.
Also check out the Least Common Multiple of 1568 and 1572
(i) The GCF of 1568 and 1572 is associative
GCF of 1568 and 1572 = GCF of 1572 and 1568
1. What is the GCF of 1568 and 1572?
Answer: GCF of 1568 and 1572 is 4.
2. What are the Factors of 1568?
Answer: Factors of 1568 are 1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568. There are 18 integers that are factors of 1568. The greatest factor of 1568 is 1568.
3. What are the Factors of 1572?
Answer: Factors of 1572 are 1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572. There are 12 integers that are factors of 1572. The greatest factor of 1572 is 1572.
4. How to Find the GCF of 1568 and 1572?
Answer:
Greatest Common Factor of 1568 and 1572 = 4
Step 1: Find the prime factorization of 1568
1568 = 2 x 2 x 2 x 2 x 2 x 7 x 7
Step 2: Find the prime factorization of 1572
1572 = 2 x 2 x 3 x 131
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 2 x 2 = 4
Step 4: Therefore, the greatest common factor of 1568 and 1572 is 4