Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 9416 and 9420 the smallest integer that is 22174680 that is divisible by both numbers.
Least Common Multiple (LCM) of 9416 and 9420 is 22174680.
LCM(9416,9420) = 22174680
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 9416 and 9420. First we will calculate the prime factors of 9416 and 9420.
Prime Factorization of 9416
2 | 9416 |
2 | 4708 |
2 | 2354 |
11 | 1177 |
107 | 107 |
1 |
Prime factors of 9416 are 2, 11,107. Prime factorization of 9416 in exponential form is:
9416 = 23×111×1071
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 9416 and 9420.
LCM(9416,9420) = 23×31×51×111×1071×1571
LCM(9416,9420) = 22174680
Factors of 9416
List of positive integer factors of 9416 that divides 9416 without a remainder.
1, 2, 4, 8, 11, 22, 44, 88, 107, 214, 428, 856, 1177, 2354, 4708, 9416
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 9416 and 9420, than apply into the LCM equation.
GCF(9416,9420) = 4
LCM(9416,9420) = ( 9416 × 9420) / 4
LCM(9416,9420) = 88698720 / 4
LCM(9416,9420) = 22174680
(i) The LCM of 9420 and 9416 is associative
LCM of 9416 and 9420 = LCM of 9420 and 9416
1. What is the LCM of 9416 and 9420?
Answer: LCM of 9416 and 9420 is 22174680.
2. What are the Factors of 9416?
Answer: Factors of 9416 are 1, 2, 4, 8, 11, 22, 44, 88, 107, 214, 428, 856, 1177, 2354, 4708, 9416. There are 16 integers that are factors of 9416. The greatest factor of 9416 is 9416.
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 9416 and 9420?
Answer:
Least Common Multiple of 9416 and 9420 = 22174680
Step 1: Find the prime factorization of 9416
9416 = 2 x 2 x 2 x 11 x 107
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 = 22174680 = 2 x 2 x 2 x 3 x 5 x 11 x 107 x 157
Step 4: Therefore, the least common multiple of 9416 and 9420 is 22174680.