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What is the Least Common Multiple of 49385 and 49389?

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 49385 and 49389 is 2439075765.

LCM(49385,49389) = 2439075765

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Least Common Multiple of 49385 and 49389 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 49385 and 49389, than apply into the LCM equation.

GCF(49385,49389) = 1
LCM(49385,49389) = ( 49385 × 49389) / 1
LCM(49385,49389) = 2439075765 / 1
LCM(49385,49389) = 2439075765

Least Common Multiple (LCM) of 49385 and 49389 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 49385 and 49389. First we will calculate the prime factors of 49385 and 49389.

Prime Factorization of 49385

Prime factors of 49385 are 5, 7, 17, 83. Prime factorization of 49385 in exponential form is:

49385 = 51 × 71 × 171 × 831

Prime Factorization of 49389

Prime factors of 49389 are 3, 101, 163. Prime factorization of 49389 in exponential form is:

49389 = 31 × 1011 × 1631

Now multiplying the highest exponent prime factors to calculate the LCM of 49385 and 49389.

LCM(49385,49389) = 51 × 71 × 171 × 831 × 31 × 1011 × 1631
LCM(49385,49389) = 2439075765