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What is the Least Common Multiple of 38965 and 38982?

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 38965 and 38982 is 1518933630.

LCM(38965,38982) = 1518933630

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Least Common Multiple of 38965 and 38982 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38965 and 38982, than apply into the LCM equation.

GCF(38965,38982) = 1
LCM(38965,38982) = ( 38965 × 38982) / 1
LCM(38965,38982) = 1518933630 / 1
LCM(38965,38982) = 1518933630

Least Common Multiple (LCM) of 38965 and 38982 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38965 and 38982. First we will calculate the prime factors of 38965 and 38982.

Prime Factorization of 38965

Prime factors of 38965 are 5, 7793. Prime factorization of 38965 in exponential form is:

38965 = 51 × 77931

Prime Factorization of 38982

Prime factors of 38982 are 2, 3, 73, 89. Prime factorization of 38982 in exponential form is:

38982 = 21 × 31 × 731 × 891

Now multiplying the highest exponent prime factors to calculate the LCM of 38965 and 38982.

LCM(38965,38982) = 51 × 77931 × 21 × 31 × 731 × 891
LCM(38965,38982) = 1518933630