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What is the Least Common Multiple of 51618 and 51631?

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 51618 and 51631 is 2665088958.

LCM(51618,51631) = 2665088958

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Least Common Multiple of 51618 and 51631 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51618 and 51631, than apply into the LCM equation.

GCF(51618,51631) = 1
LCM(51618,51631) = ( 51618 × 51631) / 1
LCM(51618,51631) = 2665088958 / 1
LCM(51618,51631) = 2665088958

Least Common Multiple (LCM) of 51618 and 51631 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51618 and 51631. First we will calculate the prime factors of 51618 and 51631.

Prime Factorization of 51618

Prime factors of 51618 are 2, 3, 7, 1229. Prime factorization of 51618 in exponential form is:

51618 = 21 × 31 × 71 × 12291

Prime Factorization of 51631

Prime factors of 51631 are 51631. Prime factorization of 51631 in exponential form is:

51631 = 516311

Now multiplying the highest exponent prime factors to calculate the LCM of 51618 and 51631.

LCM(51618,51631) = 21 × 31 × 71 × 12291 × 516311
LCM(51618,51631) = 2665088958