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What is the Least Common Multiple of 27880 and 27889?

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 27880 and 27889 is 777545320.

LCM(27880,27889) = 777545320

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Least Common Multiple of 27880 and 27889 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27880 and 27889, than apply into the LCM equation.

GCF(27880,27889) = 1
LCM(27880,27889) = ( 27880 × 27889) / 1
LCM(27880,27889) = 777545320 / 1
LCM(27880,27889) = 777545320

Least Common Multiple (LCM) of 27880 and 27889 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27880 and 27889. First we will calculate the prime factors of 27880 and 27889.

Prime Factorization of 27880

Prime factors of 27880 are 2, 5, 17, 41. Prime factorization of 27880 in exponential form is:

27880 = 23 × 51 × 171 × 411

Prime Factorization of 27889

Prime factors of 27889 are 167. Prime factorization of 27889 in exponential form is:

27889 = 1672

Now multiplying the highest exponent prime factors to calculate the LCM of 27880 and 27889.

LCM(27880,27889) = 23 × 51 × 171 × 411 × 1672
LCM(27880,27889) = 777545320