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What is the Least Common Multiple of 87805 and 87819?

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 87805 and 87819 is 7710947295.

LCM(87805,87819) = 7710947295

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Least Common Multiple of 87805 and 87819 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87805 and 87819, than apply into the LCM equation.

GCF(87805,87819) = 1
LCM(87805,87819) = ( 87805 × 87819) / 1
LCM(87805,87819) = 7710947295 / 1
LCM(87805,87819) = 7710947295

Least Common Multiple (LCM) of 87805 and 87819 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87805 and 87819. First we will calculate the prime factors of 87805 and 87819.

Prime Factorization of 87805

Prime factors of 87805 are 5, 17, 1033. Prime factorization of 87805 in exponential form is:

87805 = 51 × 171 × 10331

Prime Factorization of 87819

Prime factors of 87819 are 3, 73, 401. Prime factorization of 87819 in exponential form is:

87819 = 31 × 731 × 4011

Now multiplying the highest exponent prime factors to calculate the LCM of 87805 and 87819.

LCM(87805,87819) = 51 × 171 × 10331 × 31 × 731 × 4011
LCM(87805,87819) = 7710947295