Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 8774 and 8780 the smallest integer that is 38517860 that is divisible by both numbers.
Least Common Multiple (LCM) of 8774 and 8780 is 38517860.
LCM(8774,8780) = 38517860
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 8774 and 8780. First we will calculate the prime factors of 8774 and 8780.
Prime Factorization of 8774
2 | 8774 |
41 | 4387 |
107 | 107 |
1 |
Prime factors of 8774 are 2, 41,107. Prime factorization of 8774 in exponential form is:
8774 = 21×411×1071
Prime Factorization of 8780
2 | 8780 |
2 | 4390 |
5 | 2195 |
439 | 439 |
1 |
Prime factors of 8780 are 2, 5,439. Prime factorization of 8780 in exponential form is:
8780 = 22×51×4391
Now multiplying the highest exponent prime factors to calculate the LCM of 8774 and 8780.
LCM(8774,8780) = 22×51×411×1071×4391
LCM(8774,8780) = 38517860
Factors of 8774
List of positive integer factors of 8774 that divides 8774 without a remainder.
1, 2, 41, 82, 107, 214, 4387, 8774
Factors of 8780
List of positive integer factors of 8780 that divides 8780 without a remainder.
1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 8780
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8774 and 8780, than apply into the LCM equation.
GCF(8774,8780) = 2
LCM(8774,8780) = ( 8774 × 8780) / 2
LCM(8774,8780) = 77035720 / 2
LCM(8774,8780) = 38517860
(i) The LCM of 8780 and 8774 is associative
LCM of 8774 and 8780 = LCM of 8780 and 8774
1. What is the LCM of 8774 and 8780?
Answer: LCM of 8774 and 8780 is 38517860.
2. What are the Factors of 8774?
Answer: Factors of 8774 are 1, 2, 41, 82, 107, 214, 4387, 8774. There are 8 integers that are factors of 8774. The greatest factor of 8774 is 8774.
3. What are the Factors of 8780?
Answer: Factors of 8780 are 1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 8780. There are 12 integers that are factors of 8780. The greatest factor of 8780 is 8780.
4. How to Find the LCM of 8774 and 8780?
Answer:
Least Common Multiple of 8774 and 8780 = 38517860
Step 1: Find the prime factorization of 8774
8774 = 2 x 41 x 107
Step 2: Find the prime factorization of 8780
8780 = 2 x 2 x 5 x 439
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 38517860 = 2 x 2 x 5 x 41 x 107 x 439
Step 4: Therefore, the least common multiple of 8774 and 8780 is 38517860.