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 20466, 20470 i.e. 2 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 20466 and 20470 is 2.
GCF(20466,20470) = 2
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 20466
2 | 20466 |
3 | 10233 |
3 | 3411 |
3 | 1137 |
379 | 379 |
1 |
Prime factors of 20466 are 2,3,379. Prime factorization of 20466 in exponential form is:
20466 = 21×33×3791
Prime Factorization of 20470
2 | 20470 |
5 | 10235 |
23 | 2047 |
89 | 89 |
1 |
Prime factors of 20470 are 2,5,23,89. Prime factorization of 20470 in exponential form is:
20470 = 21×51×231×891
∴ So by taking common prime factors GCF of 20466 and 20470 is 2
Factors of 20466
List of positive integer factors of 20466 that divides 20466 without a remainder.
1,2,3,6,9,18,27,54,379,758,1137,2274,3411,6822,10233,20466
Factors of 20470
List of positive integer factors of 20470 that divides 20470 without a remainder.
1,2,5,10,23,46,89,115,178,230,445,890,2047,4094,10235,20470
Greatest Common Factor
We found the factors and prime factorization of 20466 and 20470. The biggest common factor number is the GCF number.
So the greatest common factor 20466 and 20470 is 2.
Also check out the Least Common Multiple of 20466 and 20470
(i) The GCF of 20466 and 20470 is associative
GCF of 20466 and 20470 = GCF of 20470 and 20466
1. What is the GCF of 20466 and 20470?
Answer: GCF of 20466 and 20470 is 2.
2. What are the Factors of 20466?
Answer: Factors of 20466 are 1, 2, 3, 6, 9, 18, 27, 54, 379, 758, 1137, 2274, 3411, 6822, 10233, 20466. There are 16 integers that are factors of 20466. The greatest factor of 20466 is 20466.
3. What are the Factors of 20470?
Answer: Factors of 20470 are 1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 4094, 10235, 20470. There are 16 integers that are factors of 20470. The greatest factor of 20470 is 20470.
4. How to Find the GCF of 20466 and 20470?
Answer:
Greatest Common Factor of 20466 and 20470 = 2
Step 1: Find the prime factorization of 20466
20466 = 2 x 3 x 3 x 3 x 379
Step 2: Find the prime factorization of 20470
20470 = 2 x 5 x 23 x 89
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 2
Step 4: Therefore, the greatest common factor of 20466 and 20470 is 2