Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 22413 and 22420 the smallest integer that is 502499460 that is divisible by both numbers.
Least Common Multiple (LCM) of 22413 and 22420 is 502499460.
LCM(22413,22420) = 502499460
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 22413 and 22420. First we will calculate the prime factors of 22413 and 22420.
Prime Factorization of 22413
3 | 22413 |
31 | 7471 |
241 | 241 |
1 |
Prime factors of 22413 are 3, 31,241. Prime factorization of 22413 in exponential form is:
22413 = 31×311×2411
Prime Factorization of 22420
2 | 22420 |
2 | 11210 |
5 | 5605 |
19 | 1121 |
59 | 59 |
1 |
Prime factors of 22420 are 2, 5, 19,59. Prime factorization of 22420 in exponential form is:
22420 = 22×51×191×591
Now multiplying the highest exponent prime factors to calculate the LCM of 22413 and 22420.
LCM(22413,22420) = 22×31×51×191×311×591×2411
LCM(22413,22420) = 502499460
Factors of 22413
List of positive integer factors of 22413 that divides 22413 without a remainder.
1, 3, 31, 93, 241, 723, 7471, 22413
Factors of 22420
List of positive integer factors of 22420 that divides 22420 without a remainder.
1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 4484, 5605, 11210, 22420
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22413 and 22420, than apply into the LCM equation.
GCF(22413,22420) = 1
LCM(22413,22420) = ( 22413 × 22420) / 1
LCM(22413,22420) = 502499460 / 1
LCM(22413,22420) = 502499460
(i) The LCM of 22420 and 22413 is associative
LCM of 22413 and 22420 = LCM of 22420 and 22413
1. What is the LCM of 22413 and 22420?
Answer: LCM of 22413 and 22420 is 502499460.
2. What are the Factors of 22413?
Answer: Factors of 22413 are 1, 3, 31, 93, 241, 723, 7471, 22413. There are 8 integers that are factors of 22413. The greatest factor of 22413 is 22413.
3. What are the Factors of 22420?
Answer: Factors of 22420 are 1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 4484, 5605, 11210, 22420. There are 24 integers that are factors of 22420. The greatest factor of 22420 is 22420.
4. How to Find the LCM of 22413 and 22420?
Answer:
Least Common Multiple of 22413 and 22420 = 502499460
Step 1: Find the prime factorization of 22413
22413 = 3 x 31 x 241
Step 2: Find the prime factorization of 22420
22420 = 2 x 2 x 5 x 19 x 59
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 502499460 = 2 x 2 x 3 x 5 x 19 x 31 x 59 x 241
Step 4: Therefore, the least common multiple of 22413 and 22420 is 502499460.