Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 9216 and 9220 the smallest integer that is 21242880 that is divisible by both numbers.
Least Common Multiple (LCM) of 9216 and 9220 is 21242880.
LCM(9216,9220) = 21242880
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 9216 and 9220. First we will calculate the prime factors of 9216 and 9220.
Prime Factorization of 9216
2 | 9216 |
2 | 4608 |
2 | 2304 |
2 | 1152 |
2 | 576 |
2 | 288 |
2 | 144 |
2 | 72 |
2 | 36 |
2 | 18 |
3 | 9 |
3 | 3 |
1 |
Prime factors of 9216 are 2,3. Prime factorization of 9216 in exponential form is:
9216 = 210×32
Prime Factorization of 9220
2 | 9220 |
2 | 4610 |
5 | 2305 |
461 | 461 |
1 |
Prime factors of 9220 are 2, 5,461. Prime factorization of 9220 in exponential form is:
9220 = 22×51×4611
Now multiplying the highest exponent prime factors to calculate the LCM of 9216 and 9220.
LCM(9216,9220) = 210×32×51×4611
LCM(9216,9220) = 21242880
Factors of 9216
List of positive integer factors of 9216 that divides 9216 without a remainder.
1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2304, 3072, 4608, 9216
Factors of 9220
List of positive integer factors of 9220 that divides 9220 without a remainder.
1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 9220
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9216 and 9220, than apply into the LCM equation.
GCF(9216,9220) = 4
LCM(9216,9220) = ( 9216 × 9220) / 4
LCM(9216,9220) = 84971520 / 4
LCM(9216,9220) = 21242880
(i) The LCM of 9220 and 9216 is associative
LCM of 9216 and 9220 = LCM of 9220 and 9216
1. What is the LCM of 9216 and 9220?
Answer: LCM of 9216 and 9220 is 21242880.
2. What are the Factors of 9216?
Answer: Factors of 9216 are 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2304, 3072, 4608, 9216. There are 33 integers that are factors of 9216. The greatest factor of 9216 is 9216.
3. What are the Factors of 9220?
Answer: Factors of 9220 are 1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 9220. There are 12 integers that are factors of 9220. The greatest factor of 9220 is 9220.
4. How to Find the LCM of 9216 and 9220?
Answer:
Least Common Multiple of 9216 and 9220 = 21242880
Step 1: Find the prime factorization of 9216
9216 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3
Step 2: Find the prime factorization of 9220
9220 = 2 x 2 x 5 x 461
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 21242880 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 5 x 461
Step 4: Therefore, the least common multiple of 9216 and 9220 is 21242880.