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What is the Least Common Multiple of 79994 and 80013?

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 79994 and 80013 is 6400559922.

LCM(79994,80013) = 6400559922

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Least Common Multiple of 79994 and 80013 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79994 and 80013, than apply into the LCM equation.

GCF(79994,80013) = 1
LCM(79994,80013) = ( 79994 × 80013) / 1
LCM(79994,80013) = 6400559922 / 1
LCM(79994,80013) = 6400559922

Least Common Multiple (LCM) of 79994 and 80013 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79994 and 80013. First we will calculate the prime factors of 79994 and 80013.

Prime Factorization of 79994

Prime factors of 79994 are 2, 23, 37, 47. Prime factorization of 79994 in exponential form is:

79994 = 21 × 231 × 371 × 471

Prime Factorization of 80013

Prime factors of 80013 are 3, 149, 179. Prime factorization of 80013 in exponential form is:

80013 = 31 × 1491 × 1791

Now multiplying the highest exponent prime factors to calculate the LCM of 79994 and 80013.

LCM(79994,80013) = 21 × 231 × 371 × 471 × 31 × 1491 × 1791
LCM(79994,80013) = 6400559922