Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2278 and 2281 the smallest integer that is 5196118 that is divisible by both numbers.
Least Common Multiple (LCM) of 2278 and 2281 is 5196118.
LCM(2278,2281) = 5196118
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 2278 and 2281. First we will calculate the prime factors of 2278 and 2281.
Prime Factorization of 2278
2 | 2278 |
17 | 1139 |
67 | 67 |
1 |
Prime factors of 2278 are 2, 17,67. Prime factorization of 2278 in exponential form is:
2278 = 21×171×671
Prime Factorization of 2281
2281 | 2281 |
1 |
Prime factors of 2281 are 2281. Prime factorization of 2281 in exponential form is:
2281 = 22811
Now multiplying the highest exponent prime factors to calculate the LCM of 2278 and 2281.
LCM(2278,2281) = 21×171×671×22811
LCM(2278,2281) = 5196118
Factors of 2278
List of positive integer factors of 2278 that divides 2278 without a remainder.
1, 2, 17, 34, 67, 134, 1139, 2278
Factors of 2281
List of positive integer factors of 2281 that divides 2281 without a remainder.
1, 2281
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2278 and 2281, than apply into the LCM equation.
GCF(2278,2281) = 1
LCM(2278,2281) = ( 2278 × 2281) / 1
LCM(2278,2281) = 5196118 / 1
LCM(2278,2281) = 5196118
(i) The LCM of 2281 and 2278 is associative
LCM of 2278 and 2281 = LCM of 2281 and 2278
1. What is the LCM of 2278 and 2281?
Answer: LCM of 2278 and 2281 is 5196118.
2. What are the Factors of 2278?
Answer: Factors of 2278 are 1, 2, 17, 34, 67, 134, 1139, 2278. There are 8 integers that are factors of 2278. The greatest factor of 2278 is 2278.
3. What are the Factors of 2281?
Answer: Factors of 2281 are 1, 2281. There are 2 integers that are factors of 2281. The greatest factor of 2281 is 2281.
4. How to Find the LCM of 2278 and 2281?
Answer:
Least Common Multiple of 2278 and 2281 = 5196118
Step 1: Find the prime factorization of 2278
2278 = 2 x 17 x 67
Step 2: Find the prime factorization of 2281
2281 = 2281
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 5196118 = 2 x 17 x 67 x 2281
Step 4: Therefore, the least common multiple of 2278 and 2281 is 5196118.