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What is the Least Common Multiple of 82912 and 82930?

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 82912 and 82930 is 3437946080.

LCM(82912,82930) = 3437946080

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Least Common Multiple of 82912 and 82930 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82912 and 82930, than apply into the LCM equation.

GCF(82912,82930) = 2
LCM(82912,82930) = ( 82912 × 82930) / 2
LCM(82912,82930) = 6875892160 / 2
LCM(82912,82930) = 3437946080

Least Common Multiple (LCM) of 82912 and 82930 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82912 and 82930. First we will calculate the prime factors of 82912 and 82930.

Prime Factorization of 82912

Prime factors of 82912 are 2, 2591. Prime factorization of 82912 in exponential form is:

82912 = 25 × 25911

Prime Factorization of 82930

Prime factors of 82930 are 2, 5, 8293. Prime factorization of 82930 in exponential form is:

82930 = 21 × 51 × 82931

Now multiplying the highest exponent prime factors to calculate the LCM of 82912 and 82930.

LCM(82912,82930) = 25 × 25911 × 51 × 82931
LCM(82912,82930) = 3437946080