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What is the Least Common Multiple of 7382 and 7389?

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 7382 and 7389 is 54545598.

LCM(7382,7389) = 54545598

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Least Common Multiple of 7382 and 7389 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7382 and 7389, than apply into the LCM equation.

GCF(7382,7389) = 1
LCM(7382,7389) = ( 7382 × 7389) / 1
LCM(7382,7389) = 54545598 / 1
LCM(7382,7389) = 54545598

Least Common Multiple (LCM) of 7382 and 7389 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7382 and 7389. First we will calculate the prime factors of 7382 and 7389.

Prime Factorization of 7382

Prime factors of 7382 are 2, 3691. Prime factorization of 7382 in exponential form is:

7382 = 21 × 36911

Prime Factorization of 7389

Prime factors of 7389 are 3, 821. Prime factorization of 7389 in exponential form is:

7389 = 32 × 8211

Now multiplying the highest exponent prime factors to calculate the LCM of 7382 and 7389.

LCM(7382,7389) = 21 × 36911 × 32 × 8211
LCM(7382,7389) = 54545598