Least Common Multiple of 640, 423

Q: How to Find the LCM of 640, 423 ?

Least Common Multiple of 640, 423 = 270720 Step 1: Divide all the numbers with common prime numbers having remainder zero. Step 2: Then multiply all the prime factors with last row quotient of common division that is LCM(640, 423) = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 5 x 47 = 270720.

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023

Use the LCM of two or more numbers Calculator to find the Least Common Multiple of numbers 640, 423 i.e. 270720 smallest integer divisible by all numbers.

Least common multiple (LCM) of 640, 423 is 270720.

LCM(640, 423) = 270720

LCM of 640, 423

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

Least Common Multiple of 640, 423 by common division method
Least Common Multiple of 640, 423 with GCF Formula

Least Common Multiple of 640,423

Least Common Multiple (LCM) of 640,423 is 270720

Given numbers has no common factors except 1. So, there LCM is their product i.e 270720

Least Common Multiple of 640,423 with GCF Formula

The formula of LCM is LCM(a₁,a₂,a₃....,a_n) = ( a₁ × a₂ × a₃ × .... × a_n) / GCF(a₁,a₂,a₃....,a_n) x common factors(if more than 2 numbers have common factors).

We need to calculate greatest common factor of 640,423 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(640,423) = 1

common factors(in case of two or more numbers have common factors) = 1

GCF(640,423) x common factors =1 x 1 = 1

LCM(640,423) = ( 640 × 423 ) / 1

LCM(640,423) = 270720 / 1

LCM(640,423) = 270720

∴ Least Common Multiple of 640,423 is 270720

LCM of two or more Numbers Calculation Examples

Here are some samples of LCM of two or more Numbers calculations.

Frequently Asked Questions on LCM of 640, 423

1. What is the LCM of 640, 423?

Answer: LCM of 640, 423 is 270720.

2. What are the Factors of 270720?

Answer: Factors of 270720 are . There are integers that are factors of 270720

3. How to Find the LCM of 640, 423 ?

Least Common Multiple of 640, 423.

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors with last row quotient of common division that is LCM(640, 423) = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 5 x 47 = 270720.