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What is the Least Common Multiple of 77645 and 77663?

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 77645 and 77663 is 6030143635.

LCM(77645,77663) = 6030143635

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Least Common Multiple of 77645 and 77663 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77645 and 77663, than apply into the LCM equation.

GCF(77645,77663) = 1
LCM(77645,77663) = ( 77645 × 77663) / 1
LCM(77645,77663) = 6030143635 / 1
LCM(77645,77663) = 6030143635

Least Common Multiple (LCM) of 77645 and 77663 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77645 and 77663. First we will calculate the prime factors of 77645 and 77663.

Prime Factorization of 77645

Prime factors of 77645 are 5, 53, 293. Prime factorization of 77645 in exponential form is:

77645 = 51 × 531 × 2931

Prime Factorization of 77663

Prime factors of 77663 are 37, 2099. Prime factorization of 77663 in exponential form is:

77663 = 371 × 20991

Now multiplying the highest exponent prime factors to calculate the LCM of 77645 and 77663.

LCM(77645,77663) = 51 × 531 × 2931 × 371 × 20991
LCM(77645,77663) = 6030143635