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What is the Least Common Multiple of 18377 and 18389?

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 18377 and 18389 is 337934653.

LCM(18377,18389) = 337934653

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Least Common Multiple of 18377 and 18389 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18377 and 18389, than apply into the LCM equation.

GCF(18377,18389) = 1
LCM(18377,18389) = ( 18377 × 18389) / 1
LCM(18377,18389) = 337934653 / 1
LCM(18377,18389) = 337934653

Least Common Multiple (LCM) of 18377 and 18389 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18377 and 18389. First we will calculate the prime factors of 18377 and 18389.

Prime Factorization of 18377

Prime factors of 18377 are 17, 23, 47. Prime factorization of 18377 in exponential form is:

18377 = 171 × 231 × 471

Prime Factorization of 18389

Prime factors of 18389 are 7, 37, 71. Prime factorization of 18389 in exponential form is:

18389 = 71 × 371 × 711

Now multiplying the highest exponent prime factors to calculate the LCM of 18377 and 18389.

LCM(18377,18389) = 171 × 231 × 471 × 71 × 371 × 711
LCM(18377,18389) = 337934653