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What is the Least Common Multiple of 54005 and 54009?

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 54005 and 54009 is 2916756045.

LCM(54005,54009) = 2916756045

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Least Common Multiple of 54005 and 54009 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54005 and 54009, than apply into the LCM equation.

GCF(54005,54009) = 1
LCM(54005,54009) = ( 54005 × 54009) / 1
LCM(54005,54009) = 2916756045 / 1
LCM(54005,54009) = 2916756045

Least Common Multiple (LCM) of 54005 and 54009 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54005 and 54009. First we will calculate the prime factors of 54005 and 54009.

Prime Factorization of 54005

Prime factors of 54005 are 5, 7, 1543. Prime factorization of 54005 in exponential form is:

54005 = 51 × 71 × 15431

Prime Factorization of 54009

Prime factors of 54009 are 3, 17, 353. Prime factorization of 54009 in exponential form is:

54009 = 32 × 171 × 3531

Now multiplying the highest exponent prime factors to calculate the LCM of 54005 and 54009.

LCM(54005,54009) = 51 × 71 × 15431 × 32 × 171 × 3531
LCM(54005,54009) = 2916756045