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What is the Least Common Multiple of 27859 and 27872?

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 27859 and 27872 is 59729696.

LCM(27859,27872) = 59729696

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Least Common Multiple of 27859 and 27872 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27859 and 27872, than apply into the LCM equation.

GCF(27859,27872) = 13
LCM(27859,27872) = ( 27859 × 27872) / 13
LCM(27859,27872) = 776486048 / 13
LCM(27859,27872) = 59729696

Least Common Multiple (LCM) of 27859 and 27872 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27859 and 27872. First we will calculate the prime factors of 27859 and 27872.

Prime Factorization of 27859

Prime factors of 27859 are 13, 2143. Prime factorization of 27859 in exponential form is:

27859 = 131 × 21431

Prime Factorization of 27872

Prime factors of 27872 are 2, 13, 67. Prime factorization of 27872 in exponential form is:

27872 = 25 × 131 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 27859 and 27872.

LCM(27859,27872) = 131 × 21431 × 25 × 671
LCM(27859,27872) = 59729696