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What is the Least Common Multiple of 43891 and 43906?

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 43891 and 43906 is 1927078246.

LCM(43891,43906) = 1927078246

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Least Common Multiple of 43891 and 43906 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43891 and 43906, than apply into the LCM equation.

GCF(43891,43906) = 1
LCM(43891,43906) = ( 43891 × 43906) / 1
LCM(43891,43906) = 1927078246 / 1
LCM(43891,43906) = 1927078246

Least Common Multiple (LCM) of 43891 and 43906 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43891 and 43906. First we will calculate the prime factors of 43891 and 43906.

Prime Factorization of 43891

Prime factors of 43891 are 43891. Prime factorization of 43891 in exponential form is:

43891 = 438911

Prime Factorization of 43906

Prime factors of 43906 are 2, 29, 757. Prime factorization of 43906 in exponential form is:

43906 = 21 × 291 × 7571

Now multiplying the highest exponent prime factors to calculate the LCM of 43891 and 43906.

LCM(43891,43906) = 438911 × 21 × 291 × 7571
LCM(43891,43906) = 1927078246