Least Common Multiple of 8423 and 8428

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023

Free LCM Calculator determines the least common multiple (LCM) between 8423 and 8428 the smallest integer that is 70989044 that is divisible by both numbers.

Least Common Multiple (LCM) of 8423 and 8428 is 70989044.

LCM(8423,8428) = 70989044

LCM of 8423 and 8428

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

LCM of:
and

Least Common Multiple of 8423 and 8428

LCM of 8423 and 8428 is 70989044

Least common multiple can be found by multiplying the highest exponent prime factors of 8423 and 8428. First we will calculate the prime factors of 8423 and 8428.

Prime Factorization of 8423


8423 8423
1

Prime factors of 8423 are 8423. Prime factorization of 8423 in exponential form is:

8423 = 84231

Prime Factorization of 8428


2 8428
2 4214
7 2107
7 301
43 43
1

Prime factors of 8428 are 2, 7,43. Prime factorization of 8428 in exponential form is:

8428 = 22×72×431

Now multiplying the highest exponent prime factors to calculate the LCM of 8423 and 8428.

LCM(8423,8428) = 22×72×431×84231
LCM(8423,8428) = 70989044

Factors of 8423

List of positive integer factors of 8423 that divides 8423 without a remainder.

1, 8423

Factors of 8428

List of positive integer factors of 8428 that divides 8428 without a remainder.

1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428

Least Common Multiple of 8423 and 8428 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8423 and 8428, than apply into the LCM equation.

GCF(8423,8428) = 1
LCM(8423,8428) = ( 8423 × 8428) / 1
LCM(8423,8428) = 70989044 / 1
LCM(8423,8428) = 70989044

Properties of LCM 8423 and 8428

(i) The LCM of 8428 and 8423 is associative

LCM of 8423 and 8428 = LCM of 8428 and 8423

Related Least Common Multiples of 8423

Related Least Common Multiples of 8428

Frequently Asked Questions on LCM of 8423 and 8428

1. What is the LCM of 8423 and 8428?

Answer: LCM of 8423 and 8428 is 70989044.

2. What are the Factors of 8423?

Answer: Factors of 8423 are 1, 8423. There are 2 integers that are factors of 8423. The greatest factor of 8423 is 8423.

3. What are the Factors of 8428?

Answer: Factors of 8428 are 1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428. There are 18 integers that are factors of 8428. The greatest factor of 8428 is 8428.

4. How to Find the LCM of 8423 and 8428?

Answer:

Least Common Multiple of 8423 and 8428 = 70989044

Step 1: Find the prime factorization of 8423

8423 = 8423

Step 2: Find the prime factorization of 8428

8428 = 2 x 2 x 7 x 7 x 43

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

LCM = 70989044 = 2 x 2 x 7 x 7 x 43 x 8423

Step 4: Therefore, the least common multiple of 8423 and 8428 is 70989044.