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What is the Least Common Multiple of 75871 and 75891?

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 75871 and 75891 is 5757926061.

LCM(75871,75891) = 5757926061

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Least Common Multiple of 75871 and 75891 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75871 and 75891, than apply into the LCM equation.

GCF(75871,75891) = 1
LCM(75871,75891) = ( 75871 × 75891) / 1
LCM(75871,75891) = 5757926061 / 1
LCM(75871,75891) = 5757926061

Least Common Multiple (LCM) of 75871 and 75891 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75871 and 75891. First we will calculate the prime factors of 75871 and 75891.

Prime Factorization of 75871

Prime factors of 75871 are 17, 4463. Prime factorization of 75871 in exponential form is:

75871 = 171 × 44631

Prime Factorization of 75891

Prime factors of 75891 are 3, 41, 617. Prime factorization of 75891 in exponential form is:

75891 = 31 × 411 × 6171

Now multiplying the highest exponent prime factors to calculate the LCM of 75871 and 75891.

LCM(75871,75891) = 171 × 44631 × 31 × 411 × 6171
LCM(75871,75891) = 5757926061