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What is the Least Common Multiple of 27923 and 27942?

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 27923 and 27942 is 780224466.

LCM(27923,27942) = 780224466

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Least Common Multiple of 27923 and 27942 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27923 and 27942, than apply into the LCM equation.

GCF(27923,27942) = 1
LCM(27923,27942) = ( 27923 × 27942) / 1
LCM(27923,27942) = 780224466 / 1
LCM(27923,27942) = 780224466

Least Common Multiple (LCM) of 27923 and 27942 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27923 and 27942. First we will calculate the prime factors of 27923 and 27942.

Prime Factorization of 27923

Prime factors of 27923 are 7, 3989. Prime factorization of 27923 in exponential form is:

27923 = 71 × 39891

Prime Factorization of 27942

Prime factors of 27942 are 2, 3, 4657. Prime factorization of 27942 in exponential form is:

27942 = 21 × 31 × 46571

Now multiplying the highest exponent prime factors to calculate the LCM of 27923 and 27942.

LCM(27923,27942) = 71 × 39891 × 21 × 31 × 46571
LCM(27923,27942) = 780224466