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 3040, 3045 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 3040 and 3045 is 5.
GCF(3040,3045) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 3040
2 | 3040 |
2 | 1520 |
2 | 760 |
2 | 380 |
2 | 190 |
5 | 95 |
19 | 19 |
1 |
Prime factors of 3040 are 2,5,19. Prime factorization of 3040 in exponential form is:
3040 = 25×51×191
Prime Factorization of 3045
3 | 3045 |
5 | 1015 |
7 | 203 |
29 | 29 |
1 |
Prime factors of 3045 are 3,5,7,29. Prime factorization of 3045 in exponential form is:
3045 = 31×51×71×291
∴ So by taking common prime factors GCF of 3040 and 3045 is 5
Factors of 3040
List of positive integer factors of 3040 that divides 3040 without a remainder.
1,2,4,5,8,10,16,19,20,32,38,40,76,80,95,152,160,190,304,380,608,760,1520,3040
Factors of 3045
List of positive integer factors of 3045 that divides 3045 without a remainder.
1,3,5,7,15,21,29,35,87,105,145,203,435,609,1015,3045
Greatest Common Factor
We found the factors and prime factorization of 3040 and 3045. The biggest common factor number is the GCF number.
So the greatest common factor 3040 and 3045 is 5.
Also check out the Least Common Multiple of 3040 and 3045
(i) The GCF of 3040 and 3045 is associative
GCF of 3040 and 3045 = GCF of 3045 and 3040
1. What is the GCF of 3040 and 3045?
Answer: GCF of 3040 and 3045 is 5.
2. What are the Factors of 3040?
Answer: Factors of 3040 are 1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040. There are 24 integers that are factors of 3040. The greatest factor of 3040 is 3040.
3. What are the Factors of 3045?
Answer: Factors of 3045 are 1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 1015, 3045. There are 16 integers that are factors of 3045. The greatest factor of 3045 is 3045.
4. How to Find the GCF of 3040 and 3045?
Answer:
Greatest Common Factor of 3040 and 3045 = 5
Step 1: Find the prime factorization of 3040
3040 = 2 x 2 x 2 x 2 x 2 x 5 x 19
Step 2: Find the prime factorization of 3045
3045 = 3 x 5 x 7 x 29
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 5
Step 4: Therefore, the greatest common factor of 3040 and 3045 is 5