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What is the Least Common Multiple of 32856 and 32865?

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 32856 and 32865 is 359937480.

LCM(32856,32865) = 359937480

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Least Common Multiple of 32856 and 32865 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 32856 and 32865, than apply into the LCM equation.

GCF(32856,32865) = 3
LCM(32856,32865) = ( 32856 × 32865) / 3
LCM(32856,32865) = 1079812440 / 3
LCM(32856,32865) = 359937480

Least Common Multiple (LCM) of 32856 and 32865 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 32856 and 32865. First we will calculate the prime factors of 32856 and 32865.

Prime Factorization of 32856

Prime factors of 32856 are 2, 3, 37. Prime factorization of 32856 in exponential form is:

32856 = 23 × 31 × 372

Prime Factorization of 32865

Prime factors of 32865 are 3, 5, 7, 313. Prime factorization of 32865 in exponential form is:

32865 = 31 × 51 × 71 × 3131

Now multiplying the highest exponent prime factors to calculate the LCM of 32856 and 32865.

LCM(32856,32865) = 23 × 31 × 372 × 51 × 71 × 3131
LCM(32856,32865) = 359937480