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What is the Least Common Multiple of 301 and 309?

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 301 and 309 is 93009.

LCM(301,309) = 93009

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Least Common Multiple of 301 and 309 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 301 and 309, than apply into the LCM equation.

GCF(301,309) = 1
LCM(301,309) = ( 301 × 309) / 1
LCM(301,309) = 93009 / 1
LCM(301,309) = 93009

Least Common Multiple (LCM) of 301 and 309 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 301 and 309. First we will calculate the prime factors of 301 and 309.

Prime Factorization of 301

Prime factors of 301 are 7, 43. Prime factorization of 301 in exponential form is:

301 = 71 × 431

Prime Factorization of 309

Prime factors of 309 are 3, 103. Prime factorization of 309 in exponential form is:

309 = 31 × 1031

Now multiplying the highest exponent prime factors to calculate the LCM of 301 and 309.

LCM(301,309) = 71 × 431 × 31 × 1031
LCM(301,309) = 93009