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What is the Least Common Multiple of 4723 and 4740?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 4723 and 4740 is 22387020.

LCM(4723,4740) = 22387020

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Least Common Multiple of 4723 and 4740 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4723 and 4740, than apply into the LCM equation.

GCF(4723,4740) = 1
LCM(4723,4740) = ( 4723 × 4740) / 1
LCM(4723,4740) = 22387020 / 1
LCM(4723,4740) = 22387020

Least Common Multiple (LCM) of 4723 and 4740 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4723 and 4740. First we will calculate the prime factors of 4723 and 4740.

Prime Factorization of 4723

Prime factors of 4723 are 4723. Prime factorization of 4723 in exponential form is:

4723 = 47231

Prime Factorization of 4740

Prime factors of 4740 are 2, 3, 5, 79. Prime factorization of 4740 in exponential form is:

4740 = 22 × 31 × 51 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 4723 and 4740.

LCM(4723,4740) = 47231 × 22 × 31 × 51 × 791
LCM(4723,4740) = 22387020