Least Common Multiple of 8421 and 8427

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


Free LCM Calculator determines the least common multiple (LCM) between 8421 and 8427 the smallest integer that is 23654589 that is divisible by both numbers.

Least Common Multiple (LCM) of 8421 and 8427 is 23654589.

LCM(8421,8427) = 23654589

LCM of 8421 and 8427

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

LCM of:
and

Least Common Multiple of 8421 and 8427

LCM of 8421 and 8427 is 23654589

Least common multiple can be found by multiplying the highest exponent prime factors of 8421 and 8427. First we will calculate the prime factors of 8421 and 8427.

Prime Factorization of 8421


3 8421
7 2807
401 401
1

Prime factors of 8421 are 3, 7,401. Prime factorization of 8421 in exponential form is:

8421 = 31×71×4011

Prime Factorization of 8427


3 8427
53 2809
53 53
1

Prime factors of 8427 are 3,53. Prime factorization of 8427 in exponential form is:

8427 = 31×532

Now multiplying the highest exponent prime factors to calculate the LCM of 8421 and 8427.

LCM(8421,8427) = 31×71×532×4011
LCM(8421,8427) = 23654589

Factors of 8421

List of positive integer factors of 8421 that divides 8421 without a remainder.

1, 3, 7, 21, 401, 1203, 2807, 8421

Factors of 8427

List of positive integer factors of 8427 that divides 8427 without a remainder.

1, 3, 53, 159, 2809, 8427

Least Common Multiple of 8421 and 8427 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8421 and 8427, than apply into the LCM equation.

GCF(8421,8427) = 3
LCM(8421,8427) = ( 8421 × 8427) / 3
LCM(8421,8427) = 70963767 / 3
LCM(8421,8427) = 23654589

Properties of LCM 8421 and 8427

(i) The LCM of 8427 and 8421 is associative

LCM of 8421 and 8427 = LCM of 8427 and 8421

Frequently Asked Questions on LCM of 8421 and 8427

1. What is the LCM of 8421 and 8427?

Answer: LCM of 8421 and 8427 is 23654589.

2. What are the Factors of 8421?

Answer: Factors of 8421 are 1, 3, 7, 21, 401, 1203, 2807, 8421. There are 8 integers that are factors of 8421. The greatest factor of 8421 is 8421.

3. What are the Factors of 8427?

Answer: Factors of 8427 are 1, 3, 53, 159, 2809, 8427. There are 6 integers that are factors of 8427. The greatest factor of 8427 is 8427.

4. How to Find the LCM of 8421 and 8427?

Answer:

Least Common Multiple of 8421 and 8427 = 23654589

Step 1: Find the prime factorization of 8421

8421 = 3 x 7 x 401

Step 2: Find the prime factorization of 8427

8427 = 3 x 53 x 53

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

LCM = 23654589 = 3 x 7 x 53 x 53 x 401

Step 4: Therefore, the least common multiple of 8421 and 8427 is 23654589.