Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 9776 and 9780 the smallest integer that is 23902320 that is divisible by both numbers.
Least Common Multiple (LCM) of 9776 and 9780 is 23902320.
LCM(9776,9780) = 23902320
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 9776 and 9780. First we will calculate the prime factors of 9776 and 9780.
Prime Factorization of 9776
2 | 9776 |
2 | 4888 |
2 | 2444 |
2 | 1222 |
13 | 611 |
47 | 47 |
1 |
Prime factors of 9776 are 2, 13,47. Prime factorization of 9776 in exponential form is:
9776 = 24×131×471
Prime Factorization of 9780
2 | 9780 |
2 | 4890 |
3 | 2445 |
5 | 815 |
163 | 163 |
1 |
Prime factors of 9780 are 2, 3, 5,163. Prime factorization of 9780 in exponential form is:
9780 = 22×31×51×1631
Now multiplying the highest exponent prime factors to calculate the LCM of 9776 and 9780.
LCM(9776,9780) = 24×31×51×131×471×1631
LCM(9776,9780) = 23902320
Factors of 9776
List of positive integer factors of 9776 that divides 9776 without a remainder.
1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776
Factors of 9780
List of positive integer factors of 9780 that divides 9780 without a remainder.
1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 9780
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9776 and 9780, than apply into the LCM equation.
GCF(9776,9780) = 4
LCM(9776,9780) = ( 9776 × 9780) / 4
LCM(9776,9780) = 95609280 / 4
LCM(9776,9780) = 23902320
(i) The LCM of 9780 and 9776 is associative
LCM of 9776 and 9780 = LCM of 9780 and 9776
1. What is the LCM of 9776 and 9780?
Answer: LCM of 9776 and 9780 is 23902320.
2. What are the Factors of 9776?
Answer: Factors of 9776 are 1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776. There are 20 integers that are factors of 9776. The greatest factor of 9776 is 9776.
3. What are the Factors of 9780?
Answer: Factors of 9780 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 9780. There are 24 integers that are factors of 9780. The greatest factor of 9780 is 9780.
4. How to Find the LCM of 9776 and 9780?
Answer:
Least Common Multiple of 9776 and 9780 = 23902320
Step 1: Find the prime factorization of 9776
9776 = 2 x 2 x 2 x 2 x 13 x 47
Step 2: Find the prime factorization of 9780
9780 = 2 x 2 x 3 x 5 x 163
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 23902320 = 2 x 2 x 2 x 2 x 3 x 5 x 13 x 47 x 163
Step 4: Therefore, the least common multiple of 9776 and 9780 is 23902320.