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What is the Least Common Multiple of 75858 and 75865?

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 75858 and 75865 is 5754967170.

LCM(75858,75865) = 5754967170

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Least Common Multiple of 75858 and 75865 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75858 and 75865, than apply into the LCM equation.

GCF(75858,75865) = 1
LCM(75858,75865) = ( 75858 × 75865) / 1
LCM(75858,75865) = 5754967170 / 1
LCM(75858,75865) = 5754967170

Least Common Multiple (LCM) of 75858 and 75865 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75858 and 75865. First we will calculate the prime factors of 75858 and 75865.

Prime Factorization of 75858

Prime factors of 75858 are 2, 3, 47, 269. Prime factorization of 75858 in exponential form is:

75858 = 21 × 31 × 471 × 2691

Prime Factorization of 75865

Prime factors of 75865 are 5, 15173. Prime factorization of 75865 in exponential form is:

75865 = 51 × 151731

Now multiplying the highest exponent prime factors to calculate the LCM of 75858 and 75865.

LCM(75858,75865) = 21 × 31 × 471 × 2691 × 51 × 151731
LCM(75858,75865) = 5754967170