Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 348 and 356 the smallest integer that is 30972 that is divisible by both numbers.
Least Common Multiple (LCM) of 348 and 356 is 30972.
LCM(348,356) = 30972
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 348 and 356. First we will calculate the prime factors of 348 and 356.
Prime Factorization of 348
2 | 348 |
2 | 174 |
3 | 87 |
29 | 29 |
1 |
Prime factors of 348 are 2, 3,29. Prime factorization of 348 in exponential form is:
348 = 22×31×291
Prime Factorization of 356
2 | 356 |
2 | 178 |
89 | 89 |
1 |
Prime factors of 356 are 2,89. Prime factorization of 356 in exponential form is:
356 = 22×891
Now multiplying the highest exponent prime factors to calculate the LCM of 348 and 356.
LCM(348,356) = 22×31×291×891
LCM(348,356) = 30972
Factors of 348
List of positive integer factors of 348 that divides 348 without a remainder.
1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 348
Factors of 356
List of positive integer factors of 356 that divides 356 without a remainder.
1, 2, 4, 89, 178, 356
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 348 and 356, than apply into the LCM equation.
GCF(348,356) = 4
LCM(348,356) = ( 348 × 356) / 4
LCM(348,356) = 123888 / 4
LCM(348,356) = 30972
(i) The LCM of 356 and 348 is associative
LCM of 348 and 356 = LCM of 356 and 348
1. What is the LCM of 348 and 356?
Answer: LCM of 348 and 356 is 30972.
2. What are the Factors of 348?
Answer: Factors of 348 are 1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 348. There are 12 integers that are factors of 348. The greatest factor of 348 is 348.
3. What are the Factors of 356?
Answer: Factors of 356 are 1, 2, 4, 89, 178, 356. There are 6 integers that are factors of 356. The greatest factor of 356 is 356.
4. How to Find the LCM of 348 and 356?
Answer:
Least Common Multiple of 348 and 356 = 30972
Step 1: Find the prime factorization of 348
348 = 2 x 2 x 3 x 29
Step 2: Find the prime factorization of 356
356 = 2 x 2 x 89
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 30972 = 2 x 2 x 3 x 29 x 89
Step 4: Therefore, the least common multiple of 348 and 356 is 30972.