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What is the Least Common Multiple of 43694 and 43705?

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 43694 and 43705 is 1909646270.

LCM(43694,43705) = 1909646270

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Least Common Multiple of 43694 and 43705 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43694 and 43705, than apply into the LCM equation.

GCF(43694,43705) = 1
LCM(43694,43705) = ( 43694 × 43705) / 1
LCM(43694,43705) = 1909646270 / 1
LCM(43694,43705) = 1909646270

Least Common Multiple (LCM) of 43694 and 43705 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43694 and 43705. First we will calculate the prime factors of 43694 and 43705.

Prime Factorization of 43694

Prime factors of 43694 are 2, 7, 3121. Prime factorization of 43694 in exponential form is:

43694 = 21 × 71 × 31211

Prime Factorization of 43705

Prime factors of 43705 are 5, 8741. Prime factorization of 43705 in exponential form is:

43705 = 51 × 87411

Now multiplying the highest exponent prime factors to calculate the LCM of 43694 and 43705.

LCM(43694,43705) = 21 × 71 × 31211 × 51 × 87411
LCM(43694,43705) = 1909646270