Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 9417 and 9420 the smallest integer that is 29569380 that is divisible by both numbers.
Least Common Multiple (LCM) of 9417 and 9420 is 29569380.
LCM(9417,9420) = 29569380
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 9417 and 9420. First we will calculate the prime factors of 9417 and 9420.
Prime Factorization of 9417
3 | 9417 |
43 | 3139 |
73 | 73 |
1 |
Prime factors of 9417 are 3, 43,73. Prime factorization of 9417 in exponential form is:
9417 = 31×431×731
Prime Factorization of 9420
2 | 9420 |
2 | 4710 |
3 | 2355 |
5 | 785 |
157 | 157 |
1 |
Prime factors of 9420 are 2, 3, 5,157. Prime factorization of 9420 in exponential form is:
9420 = 22×31×51×1571
Now multiplying the highest exponent prime factors to calculate the LCM of 9417 and 9420.
LCM(9417,9420) = 22×31×51×431×731×1571
LCM(9417,9420) = 29569380
Factors of 9417
List of positive integer factors of 9417 that divides 9417 without a remainder.
1, 3, 43, 73, 129, 219, 3139, 9417
Factors of 9420
List of positive integer factors of 9420 that divides 9420 without a remainder.
1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4710, 9420
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9417 and 9420, than apply into the LCM equation.
GCF(9417,9420) = 3
LCM(9417,9420) = ( 9417 × 9420) / 3
LCM(9417,9420) = 88708140 / 3
LCM(9417,9420) = 29569380
(i) The LCM of 9420 and 9417 is associative
LCM of 9417 and 9420 = LCM of 9420 and 9417
1. What is the LCM of 9417 and 9420?
Answer: LCM of 9417 and 9420 is 29569380.
2. What are the Factors of 9417?
Answer: Factors of 9417 are 1, 3, 43, 73, 129, 219, 3139, 9417. There are 8 integers that are factors of 9417. The greatest factor of 9417 is 9417.
3. What are the Factors of 9420?
Answer: Factors of 9420 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4710, 9420. There are 24 integers that are factors of 9420. The greatest factor of 9420 is 9420.
4. How to Find the LCM of 9417 and 9420?
Answer:
Least Common Multiple of 9417 and 9420 = 29569380
Step 1: Find the prime factorization of 9417
9417 = 3 x 43 x 73
Step 2: Find the prime factorization of 9420
9420 = 2 x 2 x 3 x 5 x 157
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 29569380 = 2 x 2 x 3 x 5 x 43 x 73 x 157
Step 4: Therefore, the least common multiple of 9417 and 9420 is 29569380.