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What is the Least Common Multiple of 78074 and 78081?

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 78074 and 78081 is 6096095994.

LCM(78074,78081) = 6096095994

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Least Common Multiple of 78074 and 78081 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78074 and 78081, than apply into the LCM equation.

GCF(78074,78081) = 1
LCM(78074,78081) = ( 78074 × 78081) / 1
LCM(78074,78081) = 6096095994 / 1
LCM(78074,78081) = 6096095994

Least Common Multiple (LCM) of 78074 and 78081 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78074 and 78081. First we will calculate the prime factors of 78074 and 78081.

Prime Factorization of 78074

Prime factors of 78074 are 2, 103, 379. Prime factorization of 78074 in exponential form is:

78074 = 21 × 1031 × 3791

Prime Factorization of 78081

Prime factors of 78081 are 3, 17, 1531. Prime factorization of 78081 in exponential form is:

78081 = 31 × 171 × 15311

Now multiplying the highest exponent prime factors to calculate the LCM of 78074 and 78081.

LCM(78074,78081) = 21 × 1031 × 3791 × 31 × 171 × 15311
LCM(78074,78081) = 6096095994