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What is the Least Common Multiple of 47427 and 47440?

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 47427 and 47440 is 2249936880.

LCM(47427,47440) = 2249936880

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Least Common Multiple of 47427 and 47440 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47427 and 47440, than apply into the LCM equation.

GCF(47427,47440) = 1
LCM(47427,47440) = ( 47427 × 47440) / 1
LCM(47427,47440) = 2249936880 / 1
LCM(47427,47440) = 2249936880

Least Common Multiple (LCM) of 47427 and 47440 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47427 and 47440. First we will calculate the prime factors of 47427 and 47440.

Prime Factorization of 47427

Prime factors of 47427 are 3, 15809. Prime factorization of 47427 in exponential form is:

47427 = 31 × 158091

Prime Factorization of 47440

Prime factors of 47440 are 2, 5, 593. Prime factorization of 47440 in exponential form is:

47440 = 24 × 51 × 5931

Now multiplying the highest exponent prime factors to calculate the LCM of 47427 and 47440.

LCM(47427,47440) = 31 × 158091 × 24 × 51 × 5931
LCM(47427,47440) = 2249936880