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What is the Least Common Multiple of 38470 and 38484?

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 38470 and 38484 is 740239740.

LCM(38470,38484) = 740239740

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Least Common Multiple of 38470 and 38484 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38470 and 38484, than apply into the LCM equation.

GCF(38470,38484) = 2
LCM(38470,38484) = ( 38470 × 38484) / 2
LCM(38470,38484) = 1480479480 / 2
LCM(38470,38484) = 740239740

Least Common Multiple (LCM) of 38470 and 38484 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38470 and 38484. First we will calculate the prime factors of 38470 and 38484.

Prime Factorization of 38470

Prime factors of 38470 are 2, 5, 3847. Prime factorization of 38470 in exponential form is:

38470 = 21 × 51 × 38471

Prime Factorization of 38484

Prime factors of 38484 are 2, 3, 1069. Prime factorization of 38484 in exponential form is:

38484 = 22 × 32 × 10691

Now multiplying the highest exponent prime factors to calculate the LCM of 38470 and 38484.

LCM(38470,38484) = 22 × 51 × 38471 × 32 × 10691
LCM(38470,38484) = 740239740