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What is the Least Common Multiple of 38530 and 38544?

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 38530 and 38544 is 742550160.

LCM(38530,38544) = 742550160

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Least Common Multiple of 38530 and 38544 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38530 and 38544, than apply into the LCM equation.

GCF(38530,38544) = 2
LCM(38530,38544) = ( 38530 × 38544) / 2
LCM(38530,38544) = 1485100320 / 2
LCM(38530,38544) = 742550160

Least Common Multiple (LCM) of 38530 and 38544 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38530 and 38544. First we will calculate the prime factors of 38530 and 38544.

Prime Factorization of 38530

Prime factors of 38530 are 2, 5, 3853. Prime factorization of 38530 in exponential form is:

38530 = 21 × 51 × 38531

Prime Factorization of 38544

Prime factors of 38544 are 2, 3, 11, 73. Prime factorization of 38544 in exponential form is:

38544 = 24 × 31 × 111 × 731

Now multiplying the highest exponent prime factors to calculate the LCM of 38530 and 38544.

LCM(38530,38544) = 24 × 51 × 38531 × 31 × 111 × 731
LCM(38530,38544) = 742550160