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What is the Least Common Multiple of 30852 and 30858?

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 30852 and 30858 is 158671836.

LCM(30852,30858) = 158671836

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Least Common Multiple of 30852 and 30858 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30852 and 30858, than apply into the LCM equation.

GCF(30852,30858) = 6
LCM(30852,30858) = ( 30852 × 30858) / 6
LCM(30852,30858) = 952031016 / 6
LCM(30852,30858) = 158671836

Least Common Multiple (LCM) of 30852 and 30858 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30852 and 30858. First we will calculate the prime factors of 30852 and 30858.

Prime Factorization of 30852

Prime factors of 30852 are 2, 3, 857. Prime factorization of 30852 in exponential form is:

30852 = 22 × 32 × 8571

Prime Factorization of 30858

Prime factors of 30858 are 2, 3, 37, 139. Prime factorization of 30858 in exponential form is:

30858 = 21 × 31 × 371 × 1391

Now multiplying the highest exponent prime factors to calculate the LCM of 30852 and 30858.

LCM(30852,30858) = 22 × 32 × 8571 × 371 × 1391
LCM(30852,30858) = 158671836