Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 4705 and 4712 the smallest integer that is 22169960 that is divisible by both numbers.
Least Common Multiple (LCM) of 4705 and 4712 is 22169960.
LCM(4705,4712) = 22169960
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 4705 and 4712. First we will calculate the prime factors of 4705 and 4712.
Prime Factorization of 4705
5 | 4705 |
941 | 941 |
1 |
Prime factors of 4705 are 5,941. Prime factorization of 4705 in exponential form is:
4705 = 51×9411
Prime Factorization of 4712
2 | 4712 |
2 | 2356 |
2 | 1178 |
19 | 589 |
31 | 31 |
1 |
Prime factors of 4712 are 2, 19,31. Prime factorization of 4712 in exponential form is:
4712 = 23×191×311
Now multiplying the highest exponent prime factors to calculate the LCM of 4705 and 4712.
LCM(4705,4712) = 23×51×191×311×9411
LCM(4705,4712) = 22169960
Factors of 4705
List of positive integer factors of 4705 that divides 4705 without a remainder.
1, 5, 941, 4705
Factors of 4712
List of positive integer factors of 4712 that divides 4712 without a remainder.
1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 4712
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4705 and 4712, than apply into the LCM equation.
GCF(4705,4712) = 1
LCM(4705,4712) = ( 4705 × 4712) / 1
LCM(4705,4712) = 22169960 / 1
LCM(4705,4712) = 22169960
(i) The LCM of 4712 and 4705 is associative
LCM of 4705 and 4712 = LCM of 4712 and 4705
1. What is the LCM of 4705 and 4712?
Answer: LCM of 4705 and 4712 is 22169960.
2. What are the Factors of 4705?
Answer: Factors of 4705 are 1, 5, 941, 4705. There are 4 integers that are factors of 4705. The greatest factor of 4705 is 4705.
3. What are the Factors of 4712?
Answer: Factors of 4712 are 1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 4712. There are 16 integers that are factors of 4712. The greatest factor of 4712 is 4712.
4. How to Find the LCM of 4705 and 4712?
Answer:
Least Common Multiple of 4705 and 4712 = 22169960
Step 1: Find the prime factorization of 4705
4705 = 5 x 941
Step 2: Find the prime factorization of 4712
4712 = 2 x 2 x 2 x 19 x 31
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 22169960 = 2 x 2 x 2 x 5 x 19 x 31 x 941
Step 4: Therefore, the least common multiple of 4705 and 4712 is 22169960.