Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4747 and 4755 the smallest integer that is 22571985 that is divisible by both numbers.
Least Common Multiple (LCM) of 4747 and 4755 is 22571985.
LCM(4747,4755) = 22571985
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 4747 and 4755. First we will calculate the prime factors of 4747 and 4755.
Prime Factorization of 4747
47 | 4747 |
101 | 101 |
1 |
Prime factors of 4747 are 47,101. Prime factorization of 4747 in exponential form is:
4747 = 471×1011
Prime Factorization of 4755
3 | 4755 |
5 | 1585 |
317 | 317 |
1 |
Prime factors of 4755 are 3, 5,317. Prime factorization of 4755 in exponential form is:
4755 = 31×51×3171
Now multiplying the highest exponent prime factors to calculate the LCM of 4747 and 4755.
LCM(4747,4755) = 31×51×471×1011×3171
LCM(4747,4755) = 22571985
Factors of 4747
List of positive integer factors of 4747 that divides 4747 without a remainder.
1, 47, 101, 4747
Factors of 4755
List of positive integer factors of 4755 that divides 4755 without a remainder.
1, 3, 5, 15, 317, 951, 1585, 4755
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4747 and 4755, than apply into the LCM equation.
GCF(4747,4755) = 1
LCM(4747,4755) = ( 4747 × 4755) / 1
LCM(4747,4755) = 22571985 / 1
LCM(4747,4755) = 22571985
(i) The LCM of 4755 and 4747 is associative
LCM of 4747 and 4755 = LCM of 4755 and 4747
1. What is the LCM of 4747 and 4755?
Answer: LCM of 4747 and 4755 is 22571985.
2. What are the Factors of 4747?
Answer: Factors of 4747 are 1, 47, 101, 4747. There are 4 integers that are factors of 4747. The greatest factor of 4747 is 4747.
3. What are the Factors of 4755?
Answer: Factors of 4755 are 1, 3, 5, 15, 317, 951, 1585, 4755. There are 8 integers that are factors of 4755. The greatest factor of 4755 is 4755.
4. How to Find the LCM of 4747 and 4755?
Answer:
Least Common Multiple of 4747 and 4755 = 22571985
Step 1: Find the prime factorization of 4747
4747 = 47 x 101
Step 2: Find the prime factorization of 4755
4755 = 3 x 5 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 = 22571985 = 3 x 5 x 47 x 101 x 317
Step 4: Therefore, the least common multiple of 4747 and 4755 is 22571985.