Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 851 and 859 the smallest integer that is 731009 that is divisible by both numbers.
Least Common Multiple (LCM) of 851 and 859 is 731009.
LCM(851,859) = 731009
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 851 and 859. First we will calculate the prime factors of 851 and 859.
Prime Factorization of 851
23 | 851 |
37 | 37 |
1 |
Prime factors of 851 are 23,37. Prime factorization of 851 in exponential form is:
851 = 231×371
Prime Factorization of 859
859 | 859 |
1 |
Prime factors of 859 are 859. Prime factorization of 859 in exponential form is:
859 = 8591
Now multiplying the highest exponent prime factors to calculate the LCM of 851 and 859.
LCM(851,859) = 231×371×8591
LCM(851,859) = 731009
Factors of 851
List of positive integer factors of 851 that divides 851 without a remainder.
1, 23, 37, 851
Factors of 859
List of positive integer factors of 859 that divides 859 without a remainder.
1, 859
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 851 and 859, than apply into the LCM equation.
GCF(851,859) = 1
LCM(851,859) = ( 851 × 859) / 1
LCM(851,859) = 731009 / 1
LCM(851,859) = 731009
(i) The LCM of 859 and 851 is associative
LCM of 851 and 859 = LCM of 859 and 851
1. What is the LCM of 851 and 859?
Answer: LCM of 851 and 859 is 731009.
2. What are the Factors of 851?
Answer: Factors of 851 are 1, 23, 37, 851. There are 4 integers that are factors of 851. The greatest factor of 851 is 851.
3. What are the Factors of 859?
Answer: Factors of 859 are 1, 859. There are 2 integers that are factors of 859. The greatest factor of 859 is 859.
4. How to Find the LCM of 851 and 859?
Answer:
Least Common Multiple of 851 and 859 = 731009
Step 1: Find the prime factorization of 851
851 = 23 x 37
Step 2: Find the prime factorization of 859
859 = 859
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 731009 = 23 x 37 x 859
Step 4: Therefore, the least common multiple of 851 and 859 is 731009.