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What is the Least Common Multiple of 47298 and 47312?

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 47298 and 47312 is 1118881488.

LCM(47298,47312) = 1118881488

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Least Common Multiple of 47298 and 47312 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47298 and 47312, than apply into the LCM equation.

GCF(47298,47312) = 2
LCM(47298,47312) = ( 47298 × 47312) / 2
LCM(47298,47312) = 2237762976 / 2
LCM(47298,47312) = 1118881488

Least Common Multiple (LCM) of 47298 and 47312 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47298 and 47312. First we will calculate the prime factors of 47298 and 47312.

Prime Factorization of 47298

Prime factors of 47298 are 2, 3, 7883. Prime factorization of 47298 in exponential form is:

47298 = 21 × 31 × 78831

Prime Factorization of 47312

Prime factors of 47312 are 2, 2957. Prime factorization of 47312 in exponential form is:

47312 = 24 × 29571

Now multiplying the highest exponent prime factors to calculate the LCM of 47298 and 47312.

LCM(47298,47312) = 24 × 31 × 78831 × 29571
LCM(47298,47312) = 1118881488