Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 9875 and 9880 the smallest integer that is 19513000 that is divisible by both numbers.
Least Common Multiple (LCM) of 9875 and 9880 is 19513000.
LCM(9875,9880) = 19513000
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 9875 and 9880. First we will calculate the prime factors of 9875 and 9880.
Prime Factorization of 9875
5 | 9875 |
5 | 1975 |
5 | 395 |
79 | 79 |
1 |
Prime factors of 9875 are 5,79. Prime factorization of 9875 in exponential form is:
9875 = 53×791
Prime Factorization of 9880
2 | 9880 |
2 | 4940 |
2 | 2470 |
5 | 1235 |
13 | 247 |
19 | 19 |
1 |
Prime factors of 9880 are 2, 5, 13,19. Prime factorization of 9880 in exponential form is:
9880 = 23×51×131×191
Now multiplying the highest exponent prime factors to calculate the LCM of 9875 and 9880.
LCM(9875,9880) = 23×53×131×191×791
LCM(9875,9880) = 19513000
Factors of 9875
List of positive integer factors of 9875 that divides 9875 without a remainder.
1, 5, 25, 79, 125, 395, 1975, 9875
Factors of 9880
List of positive integer factors of 9880 that divides 9880 without a remainder.
1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9875 and 9880, than apply into the LCM equation.
GCF(9875,9880) = 5
LCM(9875,9880) = ( 9875 × 9880) / 5
LCM(9875,9880) = 97565000 / 5
LCM(9875,9880) = 19513000
(i) The LCM of 9880 and 9875 is associative
LCM of 9875 and 9880 = LCM of 9880 and 9875
1. What is the LCM of 9875 and 9880?
Answer: LCM of 9875 and 9880 is 19513000.
2. What are the Factors of 9875?
Answer: Factors of 9875 are 1, 5, 25, 79, 125, 395, 1975, 9875. There are 8 integers that are factors of 9875. The greatest factor of 9875 is 9875.
3. What are the Factors of 9880?
Answer: Factors of 9880 are 1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880. There are 32 integers that are factors of 9880. The greatest factor of 9880 is 9880.
4. How to Find the LCM of 9875 and 9880?
Answer:
Least Common Multiple of 9875 and 9880 = 19513000
Step 1: Find the prime factorization of 9875
9875 = 5 x 5 x 5 x 79
Step 2: Find the prime factorization of 9880
9880 = 2 x 2 x 2 x 5 x 13 x 19
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 19513000 = 2 x 2 x 2 x 5 x 5 x 5 x 13 x 19 x 79
Step 4: Therefore, the least common multiple of 9875 and 9880 is 19513000.