Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8005 and 8010 the smallest integer that is 12824010 that is divisible by both numbers.
Least Common Multiple (LCM) of 8005 and 8010 is 12824010.
LCM(8005,8010) = 12824010
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
Least common multiple can be found by multiplying the highest exponent prime factors of 8005 and 8010. First we will calculate the prime factors of 8005 and 8010.
Prime Factorization of 8005
5 | 8005 |
1601 | 1601 |
1 |
Prime factors of 8005 are 5,1601. Prime factorization of 8005 in exponential form is:
8005 = 51×16011
Prime Factorization of 8010
2 | 8010 |
3 | 4005 |
3 | 1335 |
5 | 445 |
89 | 89 |
1 |
Prime factors of 8010 are 2, 3, 5,89. Prime factorization of 8010 in exponential form is:
8010 = 21×32×51×891
Now multiplying the highest exponent prime factors to calculate the LCM of 8005 and 8010.
LCM(8005,8010) = 21×32×51×891×16011
LCM(8005,8010) = 12824010
Factors of 8005
List of positive integer factors of 8005 that divides 8005 without a remainder.
1, 5, 1601, 8005
Factors of 8010
List of positive integer factors of 8010 that divides 8010 without a remainder.
1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2670, 4005, 8010
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8005 and 8010, than apply into the LCM equation.
GCF(8005,8010) = 5
LCM(8005,8010) = ( 8005 × 8010) / 5
LCM(8005,8010) = 64120050 / 5
LCM(8005,8010) = 12824010
(i) The LCM of 8010 and 8005 is associative
LCM of 8005 and 8010 = LCM of 8010 and 8005
1. What is the LCM of 8005 and 8010?
Answer: LCM of 8005 and 8010 is 12824010.
2. What are the Factors of 8005?
Answer: Factors of 8005 are 1, 5, 1601, 8005. There are 4 integers that are factors of 8005. The greatest factor of 8005 is 8005.
3. What are the Factors of 8010?
Answer: Factors of 8010 are 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2670, 4005, 8010. There are 24 integers that are factors of 8010. The greatest factor of 8010 is 8010.
4. How to Find the LCM of 8005 and 8010?
Answer:
Least Common Multiple of 8005 and 8010 = 12824010
Step 1: Find the prime factorization of 8005
8005 = 5 x 1601
Step 2: Find the prime factorization of 8010
8010 = 2 x 3 x 3 x 5 x 89
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 12824010 = 2 x 3 x 3 x 5 x 89 x 1601
Step 4: Therefore, the least common multiple of 8005 and 8010 is 12824010.