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What is the Least Common Multiple of 51381 and 51386?

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 51381 and 51386 is 2640264066.

LCM(51381,51386) = 2640264066

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Least Common Multiple of 51381 and 51386 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51381 and 51386, than apply into the LCM equation.

GCF(51381,51386) = 1
LCM(51381,51386) = ( 51381 × 51386) / 1
LCM(51381,51386) = 2640264066 / 1
LCM(51381,51386) = 2640264066

Least Common Multiple (LCM) of 51381 and 51386 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51381 and 51386. First we will calculate the prime factors of 51381 and 51386.

Prime Factorization of 51381

Prime factors of 51381 are 3, 11, 173. Prime factorization of 51381 in exponential form is:

51381 = 33 × 111 × 1731

Prime Factorization of 51386

Prime factors of 51386 are 2, 25693. Prime factorization of 51386 in exponential form is:

51386 = 21 × 256931

Now multiplying the highest exponent prime factors to calculate the LCM of 51381 and 51386.

LCM(51381,51386) = 33 × 111 × 1731 × 21 × 256931
LCM(51381,51386) = 2640264066