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What is the Least Common Multiple of 89397 and 89405?

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 89397 and 89405 is 7992538785.

LCM(89397,89405) = 7992538785

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Least Common Multiple of 89397 and 89405 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89397 and 89405, than apply into the LCM equation.

GCF(89397,89405) = 1
LCM(89397,89405) = ( 89397 × 89405) / 1
LCM(89397,89405) = 7992538785 / 1
LCM(89397,89405) = 7992538785

Least Common Multiple (LCM) of 89397 and 89405 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89397 and 89405. First we will calculate the prime factors of 89397 and 89405.

Prime Factorization of 89397

Prime factors of 89397 are 3, 7, 11, 43. Prime factorization of 89397 in exponential form is:

89397 = 33 × 71 × 111 × 431

Prime Factorization of 89405

Prime factors of 89405 are 5, 17881. Prime factorization of 89405 in exponential form is:

89405 = 51 × 178811

Now multiplying the highest exponent prime factors to calculate the LCM of 89397 and 89405.

LCM(89397,89405) = 33 × 71 × 111 × 431 × 51 × 178811
LCM(89397,89405) = 7992538785