Least Common Multiple of 221838 and 221839

Least common multiple or lowest common denominator (LCD) can be calculated in three ways;

• Least Common Multiple of 221838 and 221839 by Prime method
• Least Common Multiple of 221838 and 221839 with GCF Formula

Least common multiple can be found by multiplying the highest exponent prime factors of 221838 and 221839. First we will calculate the prime factors of 221838 and 221839.

Prime Factorization of 221838

Prime factors of 221838 are 2, 3,36973. Prime factorization of 221838 in exponential form is:

221838 = 2¹×3¹×36973¹

Prime Factorization of 221839

Prime factors of 221839 are 97,2287. Prime factorization of 221839 in exponential form is:

221839 = 97¹×2287¹

Now multiplying the highest exponent prime factors to calculate the LCM of 221838 and 221839.

LCM(221838,221839) = 2¹×3¹×97¹×2287¹×36973¹
LCM(221838,221839) = 49212320082

Factors of 221838

List of positive integer factors of 221838 that divides 221838 without a remainder.

1, 2, 3, 6, 36973, 73946, 110919, 221838

Factors of 221839

List of positive integer factors of 221839 that divides 221839 without a remainder.

1, 97, 2287, 221839

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 221838 and 221839, than apply into the LCM equation.

GCF(221838,221839) = 1
LCM(221838,221839) = ( 221838 × 221839) / 1
LCM(221838,221839) = 49212320082 / 1
LCM(221838,221839) = 49212320082

(i) The LCM of 221839 and 221838 is associative

LCM of 221838 and 221839 = LCM of 221839 and 221838

1. What is the LCM of 221838 and 221839?

Answer: LCM of 221838 and 221839 is 49212320082.

2. What are the Factors of 221838?

Answer: Factors of 221838 are 1, 2, 3, 6, 36973, 73946, 110919, 221838. There are 8 integers that are factors of 221838. The greatest factor of 221838 is 221838.

3. What are the Factors of 221839?

Answer: Factors of 221839 are 1, 97, 2287, 221839. There are 4 integers that are factors of 221839. The greatest factor of 221839 is 221839.

4. How to Find the LCM of 221838 and 221839?

Answer:

Least Common Multiple of 221838 and 221839 = 49212320082

Step 1: Find the prime factorization of 221838

221838 = 2 x 3 x 36973

Step 2: Find the prime factorization of 221839

221839 = 97 x 2287

Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:

LCM = 49212320082 = 2 x 3 x 97 x 2287 x 36973

Step 4: Therefore, the least common multiple of 221838 and 221839 is 49212320082.