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 2220, 2225 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 2220 and 2225 is 5.
GCF(2220,2225) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 2220
2 | 2220 |
2 | 1110 |
3 | 555 |
5 | 185 |
37 | 37 |
1 |
Prime factors of 2220 are 2,3,5,37. Prime factorization of 2220 in exponential form is:
2220 = 22×31×51×371
Prime Factorization of 2225
5 | 2225 |
5 | 445 |
89 | 89 |
1 |
Prime factors of 2225 are 5,89. Prime factorization of 2225 in exponential form is:
2225 = 52×891
∴ So by taking common prime factors GCF of 2220 and 2225 is 5
Factors of 2220
List of positive integer factors of 2220 that divides 2220 without a remainder.
1,2,3,4,5,6,10,12,15,20,30,37,60,74,111,148,185,222,370,444,555,740,1110,2220
Factors of 2225
List of positive integer factors of 2225 that divides 2225 without a remainder.
1,5,25,89,445,2225
Greatest Common Factor
We found the factors and prime factorization of 2220 and 2225. The biggest common factor number is the GCF number.
So the greatest common factor 2220 and 2225 is 5.
Also check out the Least Common Multiple of 2220 and 2225
(i) The GCF of 2220 and 2225 is associative
GCF of 2220 and 2225 = GCF of 2225 and 2220
1. What is the GCF of 2220 and 2225?
Answer: GCF of 2220 and 2225 is 5.
2. What are the Factors of 2220?
Answer: Factors of 2220 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220. There are 24 integers that are factors of 2220. The greatest factor of 2220 is 2220.
3. What are the Factors of 2225?
Answer: Factors of 2225 are 1, 5, 25, 89, 445, 2225. There are 6 integers that are factors of 2225. The greatest factor of 2225 is 2225.
4. How to Find the GCF of 2220 and 2225?
Answer:
Greatest Common Factor of 2220 and 2225 = 5
Step 1: Find the prime factorization of 2220
2220 = 2 x 2 x 3 x 5 x 37
Step 2: Find the prime factorization of 2225
2225 = 5 x 5 x 89
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 2220 and 2225 is 5