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What is the Least Common Multiple of 77878 and 77893?

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 77878 and 77893 is 6066151054.

LCM(77878,77893) = 6066151054

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Least Common Multiple of 77878 and 77893 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77878 and 77893, than apply into the LCM equation.

GCF(77878,77893) = 1
LCM(77878,77893) = ( 77878 × 77893) / 1
LCM(77878,77893) = 6066151054 / 1
LCM(77878,77893) = 6066151054

Least Common Multiple (LCM) of 77878 and 77893 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77878 and 77893. First we will calculate the prime factors of 77878 and 77893.

Prime Factorization of 77878

Prime factors of 77878 are 2, 23, 1693. Prime factorization of 77878 in exponential form is:

77878 = 21 × 231 × 16931

Prime Factorization of 77893

Prime factors of 77893 are 77893. Prime factorization of 77893 in exponential form is:

77893 = 778931

Now multiplying the highest exponent prime factors to calculate the LCM of 77878 and 77893.

LCM(77878,77893) = 21 × 231 × 16931 × 778931
LCM(77878,77893) = 6066151054