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What is the Least Common Multiple of 87318 and 87329?

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 87318 and 87329 is 693217602.

LCM(87318,87329) = 693217602

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Least Common Multiple of 87318 and 87329 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87318 and 87329, than apply into the LCM equation.

GCF(87318,87329) = 11
LCM(87318,87329) = ( 87318 × 87329) / 11
LCM(87318,87329) = 7625393622 / 11
LCM(87318,87329) = 693217602

Least Common Multiple (LCM) of 87318 and 87329 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87318 and 87329. First we will calculate the prime factors of 87318 and 87329.

Prime Factorization of 87318

Prime factors of 87318 are 2, 3, 7, 11. Prime factorization of 87318 in exponential form is:

87318 = 21 × 34 × 72 × 111

Prime Factorization of 87329

Prime factors of 87329 are 11, 17, 467. Prime factorization of 87329 in exponential form is:

87329 = 111 × 171 × 4671

Now multiplying the highest exponent prime factors to calculate the LCM of 87318 and 87329.

LCM(87318,87329) = 21 × 34 × 72 × 111 × 171 × 4671
LCM(87318,87329) = 693217602