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What is the Least Common Multiple of 373 and 393?

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 373 and 393 is 146589.

LCM(373,393) = 146589

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Least Common Multiple of 373 and 393 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 373 and 393, than apply into the LCM equation.

GCF(373,393) = 1
LCM(373,393) = ( 373 × 393) / 1
LCM(373,393) = 146589 / 1
LCM(373,393) = 146589

Least Common Multiple (LCM) of 373 and 393 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 373 and 393. First we will calculate the prime factors of 373 and 393.

Prime Factorization of 373

Prime factors of 373 are 373. Prime factorization of 373 in exponential form is:

373 = 3731

Prime Factorization of 393

Prime factors of 393 are 3, 131. Prime factorization of 393 in exponential form is:

393 = 31 × 1311

Now multiplying the highest exponent prime factors to calculate the LCM of 373 and 393.

LCM(373,393) = 3731 × 31 × 1311
LCM(373,393) = 146589