Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 704 and 710 the smallest integer that is 249920 that is divisible by both numbers.
Least Common Multiple (LCM) of 704 and 710 is 249920.
LCM(704,710) = 249920
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 704 and 710. First we will calculate the prime factors of 704 and 710.
Prime Factorization of 704
2 | 704 |
2 | 352 |
2 | 176 |
2 | 88 |
2 | 44 |
2 | 22 |
11 | 11 |
1 |
Prime factors of 704 are 2,11. Prime factorization of 704 in exponential form is:
704 = 26×111
Prime Factorization of 710
2 | 710 |
5 | 355 |
71 | 71 |
1 |
Prime factors of 710 are 2, 5,71. Prime factorization of 710 in exponential form is:
710 = 21×51×711
Now multiplying the highest exponent prime factors to calculate the LCM of 704 and 710.
LCM(704,710) = 26×51×111×711
LCM(704,710) = 249920
Factors of 704
List of positive integer factors of 704 that divides 704 without a remainder.
1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 704
Factors of 710
List of positive integer factors of 710 that divides 710 without a remainder.
1, 2, 5, 10, 71, 142, 355, 710
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 704 and 710, than apply into the LCM equation.
GCF(704,710) = 2
LCM(704,710) = ( 704 × 710) / 2
LCM(704,710) = 499840 / 2
LCM(704,710) = 249920
(i) The LCM of 710 and 704 is associative
LCM of 704 and 710 = LCM of 710 and 704
1. What is the LCM of 704 and 710?
Answer: LCM of 704 and 710 is 249920.
2. What are the Factors of 704?
Answer: Factors of 704 are 1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 704. There are 14 integers that are factors of 704. The greatest factor of 704 is 704.
3. What are the Factors of 710?
Answer: Factors of 710 are 1, 2, 5, 10, 71, 142, 355, 710. There are 8 integers that are factors of 710. The greatest factor of 710 is 710.
4. How to Find the LCM of 704 and 710?
Answer:
Least Common Multiple of 704 and 710 = 249920
Step 1: Find the prime factorization of 704
704 = 2 x 2 x 2 x 2 x 2 x 2 x 11
Step 2: Find the prime factorization of 710
710 = 2 x 5 x 71
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 249920 = 2 x 2 x 2 x 2 x 2 x 2 x 5 x 11 x 71
Step 4: Therefore, the least common multiple of 704 and 710 is 249920.