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What is the Least Common Multiple of 43723 and 43729?

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 43723 and 43729 is 1911963067.

LCM(43723,43729) = 1911963067

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Least Common Multiple of 43723 and 43729 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43723 and 43729, than apply into the LCM equation.

GCF(43723,43729) = 1
LCM(43723,43729) = ( 43723 × 43729) / 1
LCM(43723,43729) = 1911963067 / 1
LCM(43723,43729) = 1911963067

Least Common Multiple (LCM) of 43723 and 43729 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43723 and 43729. First we will calculate the prime factors of 43723 and 43729.

Prime Factorization of 43723

Prime factors of 43723 are 23, 1901. Prime factorization of 43723 in exponential form is:

43723 = 231 × 19011

Prime Factorization of 43729

Prime factors of 43729 are 7, 6247. Prime factorization of 43729 in exponential form is:

43729 = 71 × 62471

Now multiplying the highest exponent prime factors to calculate the LCM of 43723 and 43729.

LCM(43723,43729) = 231 × 19011 × 71 × 62471
LCM(43723,43729) = 1911963067