Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 5122 and 5128 the smallest integer that is 13132808 that is divisible by both numbers.
Least Common Multiple (LCM) of 5122 and 5128 is 13132808.
LCM(5122,5128) = 13132808
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 5122 and 5128. First we will calculate the prime factors of 5122 and 5128.
Prime Factorization of 5122
2 | 5122 |
13 | 2561 |
197 | 197 |
1 |
Prime factors of 5122 are 2, 13,197. Prime factorization of 5122 in exponential form is:
5122 = 21×131×1971
Prime Factorization of 5128
2 | 5128 |
2 | 2564 |
2 | 1282 |
641 | 641 |
1 |
Prime factors of 5128 are 2,641. Prime factorization of 5128 in exponential form is:
5128 = 23×6411
Now multiplying the highest exponent prime factors to calculate the LCM of 5122 and 5128.
LCM(5122,5128) = 23×131×1971×6411
LCM(5122,5128) = 13132808
Factors of 5122
List of positive integer factors of 5122 that divides 5122 without a remainder.
1, 2, 13, 26, 197, 394, 2561, 5122
Factors of 5128
List of positive integer factors of 5128 that divides 5128 without a remainder.
1, 2, 4, 8, 641, 1282, 2564, 5128
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5122 and 5128, than apply into the LCM equation.
GCF(5122,5128) = 2
LCM(5122,5128) = ( 5122 × 5128) / 2
LCM(5122,5128) = 26265616 / 2
LCM(5122,5128) = 13132808
(i) The LCM of 5128 and 5122 is associative
LCM of 5122 and 5128 = LCM of 5128 and 5122
1. What is the LCM of 5122 and 5128?
Answer: LCM of 5122 and 5128 is 13132808.
2. What are the Factors of 5122?
Answer: Factors of 5122 are 1, 2, 13, 26, 197, 394, 2561, 5122. There are 8 integers that are factors of 5122. The greatest factor of 5122 is 5122.
3. What are the Factors of 5128?
Answer: Factors of 5128 are 1, 2, 4, 8, 641, 1282, 2564, 5128. There are 8 integers that are factors of 5128. The greatest factor of 5128 is 5128.
4. How to Find the LCM of 5122 and 5128?
Answer:
Least Common Multiple of 5122 and 5128 = 13132808
Step 1: Find the prime factorization of 5122
5122 = 2 x 13 x 197
Step 2: Find the prime factorization of 5128
5128 = 2 x 2 x 2 x 641
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 13132808 = 2 x 2 x 2 x 13 x 197 x 641
Step 4: Therefore, the least common multiple of 5122 and 5128 is 13132808.