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What is the Least Common Multiple of 47812 and 47824?

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 47812 and 47824 is 571640272.

LCM(47812,47824) = 571640272

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Least Common Multiple of 47812 and 47824 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47812 and 47824, than apply into the LCM equation.

GCF(47812,47824) = 4
LCM(47812,47824) = ( 47812 × 47824) / 4
LCM(47812,47824) = 2286561088 / 4
LCM(47812,47824) = 571640272

Least Common Multiple (LCM) of 47812 and 47824 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47812 and 47824. First we will calculate the prime factors of 47812 and 47824.

Prime Factorization of 47812

Prime factors of 47812 are 2, 11953. Prime factorization of 47812 in exponential form is:

47812 = 22 × 119531

Prime Factorization of 47824

Prime factors of 47824 are 2, 7, 61. Prime factorization of 47824 in exponential form is:

47824 = 24 × 72 × 611

Now multiplying the highest exponent prime factors to calculate the LCM of 47812 and 47824.

LCM(47812,47824) = 24 × 119531 × 72 × 611
LCM(47812,47824) = 571640272