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What is the Least Common Multiple of 76773 and 76780?

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 76773 and 76780 is 5894630940.

LCM(76773,76780) = 5894630940

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Least Common Multiple of 76773 and 76780 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76773 and 76780, than apply into the LCM equation.

GCF(76773,76780) = 1
LCM(76773,76780) = ( 76773 × 76780) / 1
LCM(76773,76780) = 5894630940 / 1
LCM(76773,76780) = 5894630940

Least Common Multiple (LCM) of 76773 and 76780 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76773 and 76780. First we will calculate the prime factors of 76773 and 76780.

Prime Factorization of 76773

Prime factors of 76773 are 3, 157, 163. Prime factorization of 76773 in exponential form is:

76773 = 31 × 1571 × 1631

Prime Factorization of 76780

Prime factors of 76780 are 2, 5, 11, 349. Prime factorization of 76780 in exponential form is:

76780 = 22 × 51 × 111 × 3491

Now multiplying the highest exponent prime factors to calculate the LCM of 76773 and 76780.

LCM(76773,76780) = 31 × 1571 × 1631 × 22 × 51 × 111 × 3491
LCM(76773,76780) = 5894630940