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What is the Least Common Multiple of 68331 and 68346?

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 68331 and 68346 is 1556716842.

LCM(68331,68346) = 1556716842

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Least Common Multiple of 68331 and 68346 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68331 and 68346, than apply into the LCM equation.

GCF(68331,68346) = 3
LCM(68331,68346) = ( 68331 × 68346) / 3
LCM(68331,68346) = 4670150526 / 3
LCM(68331,68346) = 1556716842

Least Common Multiple (LCM) of 68331 and 68346 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68331 and 68346. First we will calculate the prime factors of 68331 and 68346.

Prime Factorization of 68331

Prime factors of 68331 are 3, 22777. Prime factorization of 68331 in exponential form is:

68331 = 31 × 227771

Prime Factorization of 68346

Prime factors of 68346 are 2, 3, 3797. Prime factorization of 68346 in exponential form is:

68346 = 21 × 32 × 37971

Now multiplying the highest exponent prime factors to calculate the LCM of 68331 and 68346.

LCM(68331,68346) = 32 × 227771 × 21 × 37971
LCM(68331,68346) = 1556716842