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What is the Least Common Multiple of 79880 and 79887?

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 79880 and 79887 is 6381373560.

LCM(79880,79887) = 6381373560

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Least Common Multiple of 79880 and 79887 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79880 and 79887, than apply into the LCM equation.

GCF(79880,79887) = 1
LCM(79880,79887) = ( 79880 × 79887) / 1
LCM(79880,79887) = 6381373560 / 1
LCM(79880,79887) = 6381373560

Least Common Multiple (LCM) of 79880 and 79887 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79880 and 79887. First we will calculate the prime factors of 79880 and 79887.

Prime Factorization of 79880

Prime factors of 79880 are 2, 5, 1997. Prime factorization of 79880 in exponential form is:

79880 = 23 × 51 × 19971

Prime Factorization of 79887

Prime factors of 79887 are 3, 31, 859. Prime factorization of 79887 in exponential form is:

79887 = 31 × 311 × 8591

Now multiplying the highest exponent prime factors to calculate the LCM of 79880 and 79887.

LCM(79880,79887) = 23 × 51 × 19971 × 31 × 311 × 8591
LCM(79880,79887) = 6381373560