Least Common Multiple of 561, 840, 221

Q: How to Find the LCM of 561, 840, 221 ?

Least Common Multiple of 561, 840, 221 = 2042040 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(561, 840, 221) = 2 x 2 x 2 x 3 x 5 x 7 x 11 x 13 x 17 = 2042040.

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 561, 840, 221 i.e. 2042040 smallest integer divisible by all numbers.

Least common multiple (LCM) of 561, 840, 221 is 2042040.

LCM(561, 840, 221) = 2042040

LCM of 561, 840, 221

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

Least Common Multiple of 561, 840, 221 by common division method
Least Common Multiple of 561, 840, 221 with GCF Formula

Least Common Multiple of 561,840,221

Least Common Multiple (LCM) of 561,840,221 is 2042040

3	561, 840, 221
17	187, 280, 221
	11, 280, 13

∴ So the LCM of the given numbers is 3 x 17 x 11 x 280 x 13 = 2042040

Least Common Multiple of 561,840,221 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 561,840,221 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(561,840,221) = 1

common factors(in case of two or more numbers have common factors) = 51

GCF(561,840,221) x common factors =1 x 51 = 51

LCM(561,840,221) = ( 561 × 840 × 221 ) / 51

LCM(561,840,221) = 104144040 / 51

LCM(561,840,221) = 2042040

∴ Least Common Multiple of 561,840,221 is 2042040

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 561, 840, 221

1. What is the LCM of 561, 840, 221?

Answer: LCM of 561, 840, 221 is 2042040.

2. What are the Factors of 2042040?

Answer: Factors of 2042040 are . There are integers that are factors of 2042040

3. How to Find the LCM of 561, 840, 221 ?

Least Common Multiple of 561, 840, 221.

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(561, 840, 221) = 2 x 2 x 2 x 3 x 5 x 7 x 11 x 13 x 17 = 2042040.