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What is the Least Common Multiple of 39773 and 39783?

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 39773 and 39783 is 1582289259.

LCM(39773,39783) = 1582289259

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Least Common Multiple of 39773 and 39783 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39773 and 39783, than apply into the LCM equation.

GCF(39773,39783) = 1
LCM(39773,39783) = ( 39773 × 39783) / 1
LCM(39773,39783) = 1582289259 / 1
LCM(39773,39783) = 1582289259

Least Common Multiple (LCM) of 39773 and 39783 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39773 and 39783. First we will calculate the prime factors of 39773 and 39783.

Prime Factorization of 39773

Prime factors of 39773 are 31, 1283. Prime factorization of 39773 in exponential form is:

39773 = 311 × 12831

Prime Factorization of 39783

Prime factors of 39783 are 3, 89, 149. Prime factorization of 39783 in exponential form is:

39783 = 31 × 891 × 1491

Now multiplying the highest exponent prime factors to calculate the LCM of 39773 and 39783.

LCM(39773,39783) = 311 × 12831 × 31 × 891 × 1491
LCM(39773,39783) = 1582289259