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What is the Least Common Multiple of 347 and 353?

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 347 and 353 is 122491.

LCM(347,353) = 122491

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Least Common Multiple of 347 and 353 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 347 and 353, than apply into the LCM equation.

GCF(347,353) = 1
LCM(347,353) = ( 347 × 353) / 1
LCM(347,353) = 122491 / 1
LCM(347,353) = 122491

Least Common Multiple (LCM) of 347 and 353 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 347 and 353. First we will calculate the prime factors of 347 and 353.

Prime Factorization of 347

Prime factors of 347 are 347. Prime factorization of 347 in exponential form is:

347 = 3471

Prime Factorization of 353

Prime factors of 353 are 353. Prime factorization of 353 in exponential form is:

353 = 3531

Now multiplying the highest exponent prime factors to calculate the LCM of 347 and 353.

LCM(347,353) = 3471 × 3531
LCM(347,353) = 122491