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What is the Least Common Multiple of 79845 and 79861?

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 79845 and 79861 is 6376501545.

LCM(79845,79861) = 6376501545

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Least Common Multiple of 79845 and 79861 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79845 and 79861, than apply into the LCM equation.

GCF(79845,79861) = 1
LCM(79845,79861) = ( 79845 × 79861) / 1
LCM(79845,79861) = 6376501545 / 1
LCM(79845,79861) = 6376501545

Least Common Multiple (LCM) of 79845 and 79861 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79845 and 79861. First we will calculate the prime factors of 79845 and 79861.

Prime Factorization of 79845

Prime factors of 79845 are 3, 5, 5323. Prime factorization of 79845 in exponential form is:

79845 = 31 × 51 × 53231

Prime Factorization of 79861

Prime factors of 79861 are 79861. Prime factorization of 79861 in exponential form is:

79861 = 798611

Now multiplying the highest exponent prime factors to calculate the LCM of 79845 and 79861.

LCM(79845,79861) = 31 × 51 × 53231 × 798611
LCM(79845,79861) = 6376501545