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 1604, 1608 i.e. 4 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 1604 and 1608 is 4.
GCF(1604,1608) = 4
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 1604
2 | 1604 |
2 | 802 |
401 | 401 |
1 |
Prime factors of 1604 are 2,401. Prime factorization of 1604 in exponential form is:
1604 = 22×4011
Prime Factorization of 1608
2 | 1608 |
2 | 804 |
2 | 402 |
3 | 201 |
67 | 67 |
1 |
Prime factors of 1608 are 2,3,67. Prime factorization of 1608 in exponential form is:
1608 = 23×31×671
∴ So by taking common prime factors GCF of 1604 and 1608 is 4
Factors of 1604
List of positive integer factors of 1604 that divides 1604 without a remainder.
1,2,4,401,802,1604
Factors of 1608
List of positive integer factors of 1608 that divides 1608 without a remainder.
1,2,3,4,6,8,12,24,67,134,201,268,402,536,804,1608
Greatest Common Factor
We found the factors and prime factorization of 1604 and 1608. The biggest common factor number is the GCF number.
So the greatest common factor 1604 and 1608 is 4.
Also check out the Least Common Multiple of 1604 and 1608
(i) The GCF of 1604 and 1608 is associative
GCF of 1604 and 1608 = GCF of 1608 and 1604
1. What is the GCF of 1604 and 1608?
Answer: GCF of 1604 and 1608 is 4.
2. What are the Factors of 1604?
Answer: Factors of 1604 are 1, 2, 4, 401, 802, 1604. There are 6 integers that are factors of 1604. The greatest factor of 1604 is 1604.
3. What are the Factors of 1608?
Answer: Factors of 1608 are 1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608. There are 16 integers that are factors of 1608. The greatest factor of 1608 is 1608.
4. How to Find the GCF of 1604 and 1608?
Answer:
Greatest Common Factor of 1604 and 1608 = 4
Step 1: Find the prime factorization of 1604
1604 = 2 x 2 x 401
Step 2: Find the prime factorization of 1608
1608 = 2 x 2 x 2 x 3 x 67
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 1604 and 1608 is 4