Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 702 and 708 the smallest integer that is 82836 that is divisible by both numbers.
Least Common Multiple (LCM) of 702 and 708 is 82836.
LCM(702,708) = 82836
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 702 and 708. First we will calculate the prime factors of 702 and 708.
Prime Factorization of 702
2 | 702 |
3 | 351 |
3 | 117 |
3 | 39 |
13 | 13 |
1 |
Prime factors of 702 are 2, 3,13. Prime factorization of 702 in exponential form is:
702 = 21×33×131
Prime Factorization of 708
2 | 708 |
2 | 354 |
3 | 177 |
59 | 59 |
1 |
Prime factors of 708 are 2, 3,59. Prime factorization of 708 in exponential form is:
708 = 22×31×591
Now multiplying the highest exponent prime factors to calculate the LCM of 702 and 708.
LCM(702,708) = 22×33×131×591
LCM(702,708) = 82836
Factors of 702
List of positive integer factors of 702 that divides 702 without a remainder.
1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702
Factors of 708
List of positive integer factors of 708 that divides 708 without a remainder.
1, 2, 3, 4, 6, 12, 59, 118, 177, 236, 354, 708
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 702 and 708, than apply into the LCM equation.
GCF(702,708) = 6
LCM(702,708) = ( 702 × 708) / 6
LCM(702,708) = 497016 / 6
LCM(702,708) = 82836
(i) The LCM of 708 and 702 is associative
LCM of 702 and 708 = LCM of 708 and 702
1. What is the LCM of 702 and 708?
Answer: LCM of 702 and 708 is 82836.
2. What are the Factors of 702?
Answer: Factors of 702 are 1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702. There are 16 integers that are factors of 702. The greatest factor of 702 is 702.
3. What are the Factors of 708?
Answer: Factors of 708 are 1, 2, 3, 4, 6, 12, 59, 118, 177, 236, 354, 708. There are 12 integers that are factors of 708. The greatest factor of 708 is 708.
4. How to Find the LCM of 702 and 708?
Answer:
Least Common Multiple of 702 and 708 = 82836
Step 1: Find the prime factorization of 702
702 = 2 x 3 x 3 x 3 x 13
Step 2: Find the prime factorization of 708
708 = 2 x 2 x 3 x 59
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 82836 = 2 x 2 x 3 x 3 x 3 x 13 x 59
Step 4: Therefore, the least common multiple of 702 and 708 is 82836.