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What is the Least Common Multiple of 77504 and 77515?

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 77515 is 6007722560.

LCM(77504,77515) = 6007722560

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Least Common Multiple of 77504 and 77515 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 77515, than apply into the LCM equation.

GCF(77504,77515) = 1
LCM(77504,77515) = ( 77504 × 77515) / 1
LCM(77504,77515) = 6007722560 / 1
LCM(77504,77515) = 6007722560

Least Common Multiple (LCM) of 77504 and 77515 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77504 and 77515. First we will calculate the prime factors of 77504 and 77515.

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 77515

Prime factors of 77515 are 5, 37, 419. Prime factorization of 77515 in exponential form is:

77515 = 51 × 371 × 4191

Now multiplying the highest exponent prime factors to calculate the LCM of 77504 and 77515.

LCM(77504,77515) = 26 × 71 × 1731 × 51 × 371 × 4191
LCM(77504,77515) = 6007722560