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What is the Least Common Multiple of 90872 and 90891?

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 90872 and 90891 is 8259446952.

LCM(90872,90891) = 8259446952

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Least Common Multiple of 90872 and 90891 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90872 and 90891, than apply into the LCM equation.

GCF(90872,90891) = 1
LCM(90872,90891) = ( 90872 × 90891) / 1
LCM(90872,90891) = 8259446952 / 1
LCM(90872,90891) = 8259446952

Least Common Multiple (LCM) of 90872 and 90891 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90872 and 90891. First we will calculate the prime factors of 90872 and 90891.

Prime Factorization of 90872

Prime factors of 90872 are 2, 37, 307. Prime factorization of 90872 in exponential form is:

90872 = 23 × 371 × 3071

Prime Factorization of 90891

Prime factors of 90891 are 3, 10099. Prime factorization of 90891 in exponential form is:

90891 = 32 × 100991

Now multiplying the highest exponent prime factors to calculate the LCM of 90872 and 90891.

LCM(90872,90891) = 23 × 371 × 3071 × 32 × 100991
LCM(90872,90891) = 8259446952