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What is the Least Common Multiple of 75809 and 75818?

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 75809 and 75818 is 5747686762.

LCM(75809,75818) = 5747686762

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Least Common Multiple of 75809 and 75818 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75809 and 75818, than apply into the LCM equation.

GCF(75809,75818) = 1
LCM(75809,75818) = ( 75809 × 75818) / 1
LCM(75809,75818) = 5747686762 / 1
LCM(75809,75818) = 5747686762

Least Common Multiple (LCM) of 75809 and 75818 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75809 and 75818. First we will calculate the prime factors of 75809 and 75818.

Prime Factorization of 75809

Prime factors of 75809 are 41, 43. Prime factorization of 75809 in exponential form is:

75809 = 411 × 432

Prime Factorization of 75818

Prime factors of 75818 are 2, 167, 227. Prime factorization of 75818 in exponential form is:

75818 = 21 × 1671 × 2271

Now multiplying the highest exponent prime factors to calculate the LCM of 75809 and 75818.

LCM(75809,75818) = 411 × 432 × 21 × 1671 × 2271
LCM(75809,75818) = 5747686762