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What is the Least Common Multiple of 78873 and 78887?

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 78873 and 78887 is 6222054351.

LCM(78873,78887) = 6222054351

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Least Common Multiple of 78873 and 78887 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78873 and 78887, than apply into the LCM equation.

GCF(78873,78887) = 1
LCM(78873,78887) = ( 78873 × 78887) / 1
LCM(78873,78887) = 6222054351 / 1
LCM(78873,78887) = 6222054351

Least Common Multiple (LCM) of 78873 and 78887 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78873 and 78887. First we will calculate the prime factors of 78873 and 78887.

Prime Factorization of 78873

Prime factors of 78873 are 3, 61, 431. Prime factorization of 78873 in exponential form is:

78873 = 31 × 611 × 4311

Prime Factorization of 78887

Prime factors of 78887 are 78887. Prime factorization of 78887 in exponential form is:

78887 = 788871

Now multiplying the highest exponent prime factors to calculate the LCM of 78873 and 78887.

LCM(78873,78887) = 31 × 611 × 4311 × 788871
LCM(78873,78887) = 6222054351