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What is the Least Common Multiple of 75306 and 75317?

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 75306 and 75317 is 515620182.

LCM(75306,75317) = 515620182

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Least Common Multiple of 75306 and 75317 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75306 and 75317, than apply into the LCM equation.

GCF(75306,75317) = 11
LCM(75306,75317) = ( 75306 × 75317) / 11
LCM(75306,75317) = 5671822002 / 11
LCM(75306,75317) = 515620182

Least Common Multiple (LCM) of 75306 and 75317 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75306 and 75317. First we will calculate the prime factors of 75306 and 75317.

Prime Factorization of 75306

Prime factors of 75306 are 2, 3, 7, 11, 163. Prime factorization of 75306 in exponential form is:

75306 = 21 × 31 × 71 × 111 × 1631

Prime Factorization of 75317

Prime factors of 75317 are 11, 41, 167. Prime factorization of 75317 in exponential form is:

75317 = 111 × 411 × 1671

Now multiplying the highest exponent prime factors to calculate the LCM of 75306 and 75317.

LCM(75306,75317) = 21 × 31 × 71 × 111 × 1631 × 411 × 1671
LCM(75306,75317) = 515620182