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What is the Least Common Multiple of 13773 and 13788?

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 13773 and 13788 is 63300708.

LCM(13773,13788) = 63300708

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Least Common Multiple of 13773 and 13788 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13773 and 13788, than apply into the LCM equation.

GCF(13773,13788) = 3
LCM(13773,13788) = ( 13773 × 13788) / 3
LCM(13773,13788) = 189902124 / 3
LCM(13773,13788) = 63300708

Least Common Multiple (LCM) of 13773 and 13788 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13773 and 13788. First we will calculate the prime factors of 13773 and 13788.

Prime Factorization of 13773

Prime factors of 13773 are 3, 4591. Prime factorization of 13773 in exponential form is:

13773 = 31 × 45911

Prime Factorization of 13788

Prime factors of 13788 are 2, 3, 383. Prime factorization of 13788 in exponential form is:

13788 = 22 × 32 × 3831

Now multiplying the highest exponent prime factors to calculate the LCM of 13773 and 13788.

LCM(13773,13788) = 32 × 45911 × 22 × 3831
LCM(13773,13788) = 63300708