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What is the Least Common Multiple of 79887 and 79898?

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 79887 and 79898 is 6382811526.

LCM(79887,79898) = 6382811526

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Least Common Multiple of 79887 and 79898 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79887 and 79898, than apply into the LCM equation.

GCF(79887,79898) = 1
LCM(79887,79898) = ( 79887 × 79898) / 1
LCM(79887,79898) = 6382811526 / 1
LCM(79887,79898) = 6382811526

Least Common Multiple (LCM) of 79887 and 79898 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79887 and 79898. First we will calculate the prime factors of 79887 and 79898.

Prime Factorization of 79887

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

79887 = 31 × 311 × 8591

Prime Factorization of 79898

Prime factors of 79898 are 2, 7, 13, 439. Prime factorization of 79898 in exponential form is:

79898 = 21 × 71 × 131 × 4391

Now multiplying the highest exponent prime factors to calculate the LCM of 79887 and 79898.

LCM(79887,79898) = 31 × 311 × 8591 × 21 × 71 × 131 × 4391
LCM(79887,79898) = 6382811526