Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 321434 and 321438 the smallest integer that is 51660551046 that is divisible by both numbers.
Least Common Multiple (LCM) of 321434 and 321438 is 51660551046.
LCM(321434,321438) = 51660551046
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 321434 and 321438. First we will calculate the prime factors of 321434 and 321438.
Prime Factorization of 321434
2 | 321434 |
173 | 160717 |
929 | 929 |
1 |
Prime factors of 321434 are 2, 173,929. Prime factorization of 321434 in exponential form is:
321434 = 21×1731×9291
Prime Factorization of 321438
2 | 321438 |
3 | 160719 |
13 | 53573 |
13 | 4121 |
317 | 317 |
1 |
Prime factors of 321438 are 2, 3, 13,317. Prime factorization of 321438 in exponential form is:
321438 = 21×31×132×3171
Now multiplying the highest exponent prime factors to calculate the LCM of 321434 and 321438.
LCM(321434,321438) = 21×31×132×1731×3171×9291
LCM(321434,321438) = 51660551046
Factors of 321434
List of positive integer factors of 321434 that divides 321434 without a remainder.
1, 2, 173, 346, 929, 1858, 160717, 321434
Factors of 321438
List of positive integer factors of 321438 that divides 321438 without a remainder.
1, 2, 3, 6, 13, 26, 39, 78, 169, 317, 338, 507, 634, 951, 1014, 1902, 4121, 8242, 12363, 24726, 53573, 107146, 160719, 321438
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 321434 and 321438, than apply into the LCM equation.
GCF(321434,321438) = 2
LCM(321434,321438) = ( 321434 × 321438) / 2
LCM(321434,321438) = 103321102092 / 2
LCM(321434,321438) = 51660551046
(i) The LCM of 321438 and 321434 is associative
LCM of 321434 and 321438 = LCM of 321438 and 321434
1. What is the LCM of 321434 and 321438?
Answer: LCM of 321434 and 321438 is 51660551046.
2. What are the Factors of 321434?
Answer: Factors of 321434 are 1, 2, 173, 346, 929, 1858, 160717, 321434. There are 8 integers that are factors of 321434. The greatest factor of 321434 is 321434.
3. What are the Factors of 321438?
Answer: Factors of 321438 are 1, 2, 3, 6, 13, 26, 39, 78, 169, 317, 338, 507, 634, 951, 1014, 1902, 4121, 8242, 12363, 24726, 53573, 107146, 160719, 321438. There are 24 integers that are factors of 321438. The greatest factor of 321438 is 321438.
4. How to Find the LCM of 321434 and 321438?
Answer:
Least Common Multiple of 321434 and 321438 = 51660551046
Step 1: Find the prime factorization of 321434
321434 = 2 x 173 x 929
Step 2: Find the prime factorization of 321438
321438 = 2 x 3 x 13 x 13 x 317
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 51660551046 = 2 x 3 x 13 x 13 x 173 x 317 x 929
Step 4: Therefore, the least common multiple of 321434 and 321438 is 51660551046.