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What is the Least Common Multiple of 38790 and 38804?

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 38790 and 38804 is 752603580.

LCM(38790,38804) = 752603580

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Least Common Multiple of 38790 and 38804 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38790 and 38804, than apply into the LCM equation.

GCF(38790,38804) = 2
LCM(38790,38804) = ( 38790 × 38804) / 2
LCM(38790,38804) = 1505207160 / 2
LCM(38790,38804) = 752603580

Least Common Multiple (LCM) of 38790 and 38804 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38790 and 38804. First we will calculate the prime factors of 38790 and 38804.

Prime Factorization of 38790

Prime factors of 38790 are 2, 3, 5, 431. Prime factorization of 38790 in exponential form is:

38790 = 21 × 32 × 51 × 4311

Prime Factorization of 38804

Prime factors of 38804 are 2, 89, 109. Prime factorization of 38804 in exponential form is:

38804 = 22 × 891 × 1091

Now multiplying the highest exponent prime factors to calculate the LCM of 38790 and 38804.

LCM(38790,38804) = 22 × 32 × 51 × 4311 × 891 × 1091
LCM(38790,38804) = 752603580