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What is the Least Common Multiple of 43854 and 43871?

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 43854 and 43871 is 1923918834.

LCM(43854,43871) = 1923918834

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Least Common Multiple of 43854 and 43871 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43854 and 43871, than apply into the LCM equation.

GCF(43854,43871) = 1
LCM(43854,43871) = ( 43854 × 43871) / 1
LCM(43854,43871) = 1923918834 / 1
LCM(43854,43871) = 1923918834

Least Common Multiple (LCM) of 43854 and 43871 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43854 and 43871. First we will calculate the prime factors of 43854 and 43871.

Prime Factorization of 43854

Prime factors of 43854 are 2, 3, 7309. Prime factorization of 43854 in exponential form is:

43854 = 21 × 31 × 73091

Prime Factorization of 43871

Prime factors of 43871 are 19, 2309. Prime factorization of 43871 in exponential form is:

43871 = 191 × 23091

Now multiplying the highest exponent prime factors to calculate the LCM of 43854 and 43871.

LCM(43854,43871) = 21 × 31 × 73091 × 191 × 23091
LCM(43854,43871) = 1923918834