Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 244 and 245 the smallest integer that is 59780 that is divisible by both numbers.
Least Common Multiple (LCM) of 244 and 245 is 59780.
LCM(244,245) = 59780
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 244 and 245. First we will calculate the prime factors of 244 and 245.
Prime Factorization of 244
2 | 244 |
2 | 122 |
61 | 61 |
1 |
Prime factors of 244 are 2,61. Prime factorization of 244 in exponential form is:
244 = 22×611
Prime Factorization of 245
5 | 245 |
7 | 49 |
7 | 7 |
1 |
Prime factors of 245 are 5,7. Prime factorization of 245 in exponential form is:
245 = 51×72
Now multiplying the highest exponent prime factors to calculate the LCM of 244 and 245.
LCM(244,245) = 22×51×72×611
LCM(244,245) = 59780
Factors of 244
List of positive integer factors of 244 that divides 244 without a remainder.
1, 2, 4, 61, 122, 244
Factors of 245
List of positive integer factors of 245 that divides 245 without a remainder.
1, 5, 7, 35, 49, 245
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 244 and 245, than apply into the LCM equation.
GCF(244,245) = 1
LCM(244,245) = ( 244 × 245) / 1
LCM(244,245) = 59780 / 1
LCM(244,245) = 59780
(i) The LCM of 245 and 244 is associative
LCM of 244 and 245 = LCM of 245 and 244
1. What is the LCM of 244 and 245?
Answer: LCM of 244 and 245 is 59780.
2. What are the Factors of 244?
Answer: Factors of 244 are 1, 2, 4, 61, 122, 244. There are 6 integers that are factors of 244. The greatest factor of 244 is 244.
3. What are the Factors of 245?
Answer: Factors of 245 are 1, 5, 7, 35, 49, 245. There are 6 integers that are factors of 245. The greatest factor of 245 is 245.
4. How to Find the LCM of 244 and 245?
Answer:
Least Common Multiple of 244 and 245 = 59780
Step 1: Find the prime factorization of 244
244 = 2 x 2 x 61
Step 2: Find the prime factorization of 245
245 = 5 x 7 x 7
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 59780 = 2 x 2 x 5 x 7 x 7 x 61
Step 4: Therefore, the least common multiple of 244 and 245 is 59780.