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What is the Least Common Multiple of 30708 and 30723?

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 30708 and 30723 is 314480628.

LCM(30708,30723) = 314480628

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Least Common Multiple of 30708 and 30723 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30708 and 30723, than apply into the LCM equation.

GCF(30708,30723) = 3
LCM(30708,30723) = ( 30708 × 30723) / 3
LCM(30708,30723) = 943441884 / 3
LCM(30708,30723) = 314480628

Least Common Multiple (LCM) of 30708 and 30723 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30708 and 30723. First we will calculate the prime factors of 30708 and 30723.

Prime Factorization of 30708

Prime factors of 30708 are 2, 3, 853. Prime factorization of 30708 in exponential form is:

30708 = 22 × 32 × 8531

Prime Factorization of 30723

Prime factors of 30723 are 3, 7, 11, 19. Prime factorization of 30723 in exponential form is:

30723 = 31 × 72 × 111 × 191

Now multiplying the highest exponent prime factors to calculate the LCM of 30708 and 30723.

LCM(30708,30723) = 22 × 32 × 8531 × 72 × 111 × 191
LCM(30708,30723) = 314480628