Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 711 and 717 the smallest integer that is 169929 that is divisible by both numbers.
Least Common Multiple (LCM) of 711 and 717 is 169929.
LCM(711,717) = 169929
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 711 and 717. First we will calculate the prime factors of 711 and 717.
Prime Factorization of 711
3 | 711 |
3 | 237 |
79 | 79 |
1 |
Prime factors of 711 are 3,79. Prime factorization of 711 in exponential form is:
711 = 32×791
Prime Factorization of 717
3 | 717 |
239 | 239 |
1 |
Prime factors of 717 are 3,239. Prime factorization of 717 in exponential form is:
717 = 31×2391
Now multiplying the highest exponent prime factors to calculate the LCM of 711 and 717.
LCM(711,717) = 32×791×2391
LCM(711,717) = 169929
Factors of 711
List of positive integer factors of 711 that divides 711 without a remainder.
1, 3, 9, 79, 237, 711
Factors of 717
List of positive integer factors of 717 that divides 717 without a remainder.
1, 3, 239, 717
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 711 and 717, than apply into the LCM equation.
GCF(711,717) = 3
LCM(711,717) = ( 711 × 717) / 3
LCM(711,717) = 509787 / 3
LCM(711,717) = 169929
(i) The LCM of 717 and 711 is associative
LCM of 711 and 717 = LCM of 717 and 711
1. What is the LCM of 711 and 717?
Answer: LCM of 711 and 717 is 169929.
2. What are the Factors of 711?
Answer: Factors of 711 are 1, 3, 9, 79, 237, 711. There are 6 integers that are factors of 711. The greatest factor of 711 is 711.
3. What are the Factors of 717?
Answer: Factors of 717 are 1, 3, 239, 717. There are 4 integers that are factors of 717. The greatest factor of 717 is 717.
4. How to Find the LCM of 711 and 717?
Answer:
Least Common Multiple of 711 and 717 = 169929
Step 1: Find the prime factorization of 711
711 = 3 x 3 x 79
Step 2: Find the prime factorization of 717
717 = 3 x 239
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 169929 = 3 x 3 x 79 x 239
Step 4: Therefore, the least common multiple of 711 and 717 is 169929.