Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1853 and 1860 the smallest integer that is 3446580 that is divisible by both numbers.
Least Common Multiple (LCM) of 1853 and 1860 is 3446580.
LCM(1853,1860) = 3446580
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 1853 and 1860. First we will calculate the prime factors of 1853 and 1860.
Prime Factorization of 1853
17 | 1853 |
109 | 109 |
1 |
Prime factors of 1853 are 17,109. Prime factorization of 1853 in exponential form is:
1853 = 171×1091
Prime Factorization of 1860
2 | 1860 |
2 | 930 |
3 | 465 |
5 | 155 |
31 | 31 |
1 |
Prime factors of 1860 are 2, 3, 5,31. Prime factorization of 1860 in exponential form is:
1860 = 22×31×51×311
Now multiplying the highest exponent prime factors to calculate the LCM of 1853 and 1860.
LCM(1853,1860) = 22×31×51×171×311×1091
LCM(1853,1860) = 3446580
Factors of 1853
List of positive integer factors of 1853 that divides 1853 without a remainder.
1, 17, 109, 1853
Factors of 1860
List of positive integer factors of 1860 that divides 1860 without a remainder.
1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1853 and 1860, than apply into the LCM equation.
GCF(1853,1860) = 1
LCM(1853,1860) = ( 1853 × 1860) / 1
LCM(1853,1860) = 3446580 / 1
LCM(1853,1860) = 3446580
(i) The LCM of 1860 and 1853 is associative
LCM of 1853 and 1860 = LCM of 1860 and 1853
1. What is the LCM of 1853 and 1860?
Answer: LCM of 1853 and 1860 is 3446580.
2. What are the Factors of 1853?
Answer: Factors of 1853 are 1, 17, 109, 1853. There are 4 integers that are factors of 1853. The greatest factor of 1853 is 1853.
3. What are the Factors of 1860?
Answer: Factors of 1860 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860. There are 24 integers that are factors of 1860. The greatest factor of 1860 is 1860.
4. How to Find the LCM of 1853 and 1860?
Answer:
Least Common Multiple of 1853 and 1860 = 3446580
Step 1: Find the prime factorization of 1853
1853 = 17 x 109
Step 2: Find the prime factorization of 1860
1860 = 2 x 2 x 3 x 5 x 31
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 3446580 = 2 x 2 x 3 x 5 x 17 x 31 x 109
Step 4: Therefore, the least common multiple of 1853 and 1860 is 3446580.