Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 288 and 295 the smallest integer that is 84960 that is divisible by both numbers.
Least Common Multiple (LCM) of 288 and 295 is 84960.
LCM(288,295) = 84960
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 288 and 295. First we will calculate the prime factors of 288 and 295.
Prime Factorization of 288
2 | 288 |
2 | 144 |
2 | 72 |
2 | 36 |
2 | 18 |
3 | 9 |
3 | 3 |
1 |
Prime factors of 288 are 2,3. Prime factorization of 288 in exponential form is:
288 = 25×32
Prime Factorization of 295
5 | 295 |
59 | 59 |
1 |
Prime factors of 295 are 5,59. Prime factorization of 295 in exponential form is:
295 = 51×591
Now multiplying the highest exponent prime factors to calculate the LCM of 288 and 295.
LCM(288,295) = 25×32×51×591
LCM(288,295) = 84960
Factors of 288
List of positive integer factors of 288 that divides 288 without a remainder.
1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288
Factors of 295
List of positive integer factors of 295 that divides 295 without a remainder.
1, 5, 59, 295
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 288 and 295, than apply into the LCM equation.
GCF(288,295) = 1
LCM(288,295) = ( 288 × 295) / 1
LCM(288,295) = 84960 / 1
LCM(288,295) = 84960
(i) The LCM of 295 and 288 is associative
LCM of 288 and 295 = LCM of 295 and 288
1. What is the LCM of 288 and 295?
Answer: LCM of 288 and 295 is 84960.
2. What are the Factors of 288?
Answer: Factors of 288 are 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288. There are 18 integers that are factors of 288. The greatest factor of 288 is 288.
3. What are the Factors of 295?
Answer: Factors of 295 are 1, 5, 59, 295. There are 4 integers that are factors of 295. The greatest factor of 295 is 295.
4. How to Find the LCM of 288 and 295?
Answer:
Least Common Multiple of 288 and 295 = 84960
Step 1: Find the prime factorization of 288
288 = 2 x 2 x 2 x 2 x 2 x 3 x 3
Step 2: Find the prime factorization of 295
295 = 5 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 = 84960 = 2 x 2 x 2 x 2 x 2 x 3 x 3 x 5 x 59
Step 4: Therefore, the least common multiple of 288 and 295 is 84960.