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What is the Least Common Multiple of 78331 and 78344?

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 78331 and 78344 is 6136763864.

LCM(78331,78344) = 6136763864

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Least Common Multiple of 78331 and 78344 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78331 and 78344, than apply into the LCM equation.

GCF(78331,78344) = 1
LCM(78331,78344) = ( 78331 × 78344) / 1
LCM(78331,78344) = 6136763864 / 1
LCM(78331,78344) = 6136763864

Least Common Multiple (LCM) of 78331 and 78344 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78331 and 78344. First we will calculate the prime factors of 78331 and 78344.

Prime Factorization of 78331

Prime factors of 78331 are 11, 7121. Prime factorization of 78331 in exponential form is:

78331 = 111 × 71211

Prime Factorization of 78344

Prime factors of 78344 are 2, 7, 1399. Prime factorization of 78344 in exponential form is:

78344 = 23 × 71 × 13991

Now multiplying the highest exponent prime factors to calculate the LCM of 78331 and 78344.

LCM(78331,78344) = 111 × 71211 × 23 × 71 × 13991
LCM(78331,78344) = 6136763864