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What is the Least Common Multiple of 76558 and 76568?

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 76558 and 76568 is 2930946472.

LCM(76558,76568) = 2930946472

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Least Common Multiple of 76558 and 76568 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76558 and 76568, than apply into the LCM equation.

GCF(76558,76568) = 2
LCM(76558,76568) = ( 76558 × 76568) / 2
LCM(76558,76568) = 5861892944 / 2
LCM(76558,76568) = 2930946472

Least Common Multiple (LCM) of 76558 and 76568 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76558 and 76568. First we will calculate the prime factors of 76558 and 76568.

Prime Factorization of 76558

Prime factors of 76558 are 2, 101, 379. Prime factorization of 76558 in exponential form is:

76558 = 21 × 1011 × 3791

Prime Factorization of 76568

Prime factors of 76568 are 2, 17, 563. Prime factorization of 76568 in exponential form is:

76568 = 23 × 171 × 5631

Now multiplying the highest exponent prime factors to calculate the LCM of 76558 and 76568.

LCM(76558,76568) = 23 × 1011 × 3791 × 171 × 5631
LCM(76558,76568) = 2930946472