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What is the Least Common Multiple of 27115 and 27132?

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 27115 and 27132 is 43275540.

LCM(27115,27132) = 43275540

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Least Common Multiple of 27115 and 27132 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27115 and 27132, than apply into the LCM equation.

GCF(27115,27132) = 17
LCM(27115,27132) = ( 27115 × 27132) / 17
LCM(27115,27132) = 735684180 / 17
LCM(27115,27132) = 43275540

Least Common Multiple (LCM) of 27115 and 27132 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27115 and 27132. First we will calculate the prime factors of 27115 and 27132.

Prime Factorization of 27115

Prime factors of 27115 are 5, 11, 17, 29. Prime factorization of 27115 in exponential form is:

27115 = 51 × 111 × 171 × 291

Prime Factorization of 27132

Prime factors of 27132 are 2, 3, 7, 17, 19. Prime factorization of 27132 in exponential form is:

27132 = 22 × 31 × 71 × 171 × 191

Now multiplying the highest exponent prime factors to calculate the LCM of 27115 and 27132.

LCM(27115,27132) = 51 × 111 × 171 × 291 × 22 × 31 × 71 × 191
LCM(27115,27132) = 43275540