Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 801 and 804 the smallest integer that is 214668 that is divisible by both numbers.
Least Common Multiple (LCM) of 801 and 804 is 214668.
LCM(801,804) = 214668
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 801 and 804. First we will calculate the prime factors of 801 and 804.
Prime Factorization of 801
3 | 801 |
3 | 267 |
89 | 89 |
1 |
Prime factors of 801 are 3,89. Prime factorization of 801 in exponential form is:
801 = 32×891
Prime Factorization of 804
2 | 804 |
2 | 402 |
3 | 201 |
67 | 67 |
1 |
Prime factors of 804 are 2, 3,67. Prime factorization of 804 in exponential form is:
804 = 22×31×671
Now multiplying the highest exponent prime factors to calculate the LCM of 801 and 804.
LCM(801,804) = 22×32×671×891
LCM(801,804) = 214668
Factors of 801
List of positive integer factors of 801 that divides 801 without a remainder.
1, 3, 9, 89, 267, 801
Factors of 804
List of positive integer factors of 804 that divides 804 without a remainder.
1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 801 and 804, than apply into the LCM equation.
GCF(801,804) = 3
LCM(801,804) = ( 801 × 804) / 3
LCM(801,804) = 644004 / 3
LCM(801,804) = 214668
(i) The LCM of 804 and 801 is associative
LCM of 801 and 804 = LCM of 804 and 801
1. What is the LCM of 801 and 804?
Answer: LCM of 801 and 804 is 214668.
2. What are the Factors of 801?
Answer: Factors of 801 are 1, 3, 9, 89, 267, 801. There are 6 integers that are factors of 801. The greatest factor of 801 is 801.
3. What are the Factors of 804?
Answer: Factors of 804 are 1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804. There are 12 integers that are factors of 804. The greatest factor of 804 is 804.
4. How to Find the LCM of 801 and 804?
Answer:
Least Common Multiple of 801 and 804 = 214668
Step 1: Find the prime factorization of 801
801 = 3 x 3 x 89
Step 2: Find the prime factorization of 804
804 = 2 x 2 x 3 x 67
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 214668 = 2 x 2 x 3 x 3 x 67 x 89
Step 4: Therefore, the least common multiple of 801 and 804 is 214668.