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What is the Least Common Multiple of 30828 and 30846?

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 30828 and 30846 is 158486748.

LCM(30828,30846) = 158486748

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Least Common Multiple of 30828 and 30846 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30828 and 30846, than apply into the LCM equation.

GCF(30828,30846) = 6
LCM(30828,30846) = ( 30828 × 30846) / 6
LCM(30828,30846) = 950920488 / 6
LCM(30828,30846) = 158486748

Least Common Multiple (LCM) of 30828 and 30846 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30828 and 30846. First we will calculate the prime factors of 30828 and 30846.

Prime Factorization of 30828

Prime factors of 30828 are 2, 3, 7, 367. Prime factorization of 30828 in exponential form is:

30828 = 22 × 31 × 71 × 3671

Prime Factorization of 30846

Prime factors of 30846 are 2, 3, 53, 97. Prime factorization of 30846 in exponential form is:

30846 = 21 × 31 × 531 × 971

Now multiplying the highest exponent prime factors to calculate the LCM of 30828 and 30846.

LCM(30828,30846) = 22 × 31 × 71 × 3671 × 531 × 971
LCM(30828,30846) = 158486748