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What is the Least Common Multiple of 77504 and 77511?

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 77504 and 77511 is 858201792.

LCM(77504,77511) = 858201792

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Least Common Multiple of 77504 and 77511 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77504 and 77511, than apply into the LCM equation.

GCF(77504,77511) = 7
LCM(77504,77511) = ( 77504 × 77511) / 7
LCM(77504,77511) = 6007412544 / 7
LCM(77504,77511) = 858201792

Least Common Multiple (LCM) of 77504 and 77511 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77504 and 77511. First we will calculate the prime factors of 77504 and 77511.

Prime Factorization of 77504

Prime factors of 77504 are 2, 7, 173. Prime factorization of 77504 in exponential form is:

77504 = 26 × 71 × 1731

Prime Factorization of 77511

Prime factors of 77511 are 3, 7, 3691. Prime factorization of 77511 in exponential form is:

77511 = 31 × 71 × 36911

Now multiplying the highest exponent prime factors to calculate the LCM of 77504 and 77511.

LCM(77504,77511) = 26 × 71 × 1731 × 31 × 36911
LCM(77504,77511) = 858201792