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What is the Least Common Multiple of 83846 and 83858?

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 83846 and 83858 is 3515578934.

LCM(83846,83858) = 3515578934

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Least Common Multiple of 83846 and 83858 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83846 and 83858, than apply into the LCM equation.

GCF(83846,83858) = 2
LCM(83846,83858) = ( 83846 × 83858) / 2
LCM(83846,83858) = 7031157868 / 2
LCM(83846,83858) = 3515578934

Least Common Multiple (LCM) of 83846 and 83858 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83846 and 83858. First we will calculate the prime factors of 83846 and 83858.

Prime Factorization of 83846

Prime factors of 83846 are 2, 7, 53, 113. Prime factorization of 83846 in exponential form is:

83846 = 21 × 71 × 531 × 1131

Prime Factorization of 83858

Prime factors of 83858 are 2, 23, 1823. Prime factorization of 83858 in exponential form is:

83858 = 21 × 231 × 18231

Now multiplying the highest exponent prime factors to calculate the LCM of 83846 and 83858.

LCM(83846,83858) = 21 × 71 × 531 × 1131 × 231 × 18231
LCM(83846,83858) = 3515578934