Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 670 and 674 the smallest integer that is 225790 that is divisible by both numbers.
Least Common Multiple (LCM) of 670 and 674 is 225790.
LCM(670,674) = 225790
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 670 and 674. First we will calculate the prime factors of 670 and 674.
Prime Factorization of 670
2 | 670 |
5 | 335 |
67 | 67 |
1 |
Prime factors of 670 are 2, 5,67. Prime factorization of 670 in exponential form is:
670 = 21×51×671
Prime Factorization of 674
2 | 674 |
337 | 337 |
1 |
Prime factors of 674 are 2,337. Prime factorization of 674 in exponential form is:
674 = 21×3371
Now multiplying the highest exponent prime factors to calculate the LCM of 670 and 674.
LCM(670,674) = 21×51×671×3371
LCM(670,674) = 225790
Factors of 670
List of positive integer factors of 670 that divides 670 without a remainder.
1, 2, 5, 10, 67, 134, 335, 670
Factors of 674
List of positive integer factors of 674 that divides 674 without a remainder.
1, 2, 337, 674
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 670 and 674, than apply into the LCM equation.
GCF(670,674) = 2
LCM(670,674) = ( 670 × 674) / 2
LCM(670,674) = 451580 / 2
LCM(670,674) = 225790
(i) The LCM of 674 and 670 is associative
LCM of 670 and 674 = LCM of 674 and 670
1. What is the LCM of 670 and 674?
Answer: LCM of 670 and 674 is 225790.
2. What are the Factors of 670?
Answer: Factors of 670 are 1, 2, 5, 10, 67, 134, 335, 670. There are 8 integers that are factors of 670. The greatest factor of 670 is 670.
3. What are the Factors of 674?
Answer: Factors of 674 are 1, 2, 337, 674. There are 4 integers that are factors of 674. The greatest factor of 674 is 674.
4. How to Find the LCM of 670 and 674?
Answer:
Least Common Multiple of 670 and 674 = 225790
Step 1: Find the prime factorization of 670
670 = 2 x 5 x 67
Step 2: Find the prime factorization of 674
674 = 2 x 337
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 225790 = 2 x 5 x 67 x 337
Step 4: Therefore, the least common multiple of 670 and 674 is 225790.