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What is the Least Common Multiple of 2433 and 2445?

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 2433 and 2445 is 1982895.

LCM(2433,2445) = 1982895

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Least Common Multiple of 2433 and 2445 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2433 and 2445, than apply into the LCM equation.

GCF(2433,2445) = 3
LCM(2433,2445) = ( 2433 × 2445) / 3
LCM(2433,2445) = 5948685 / 3
LCM(2433,2445) = 1982895

Least Common Multiple (LCM) of 2433 and 2445 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2433 and 2445. First we will calculate the prime factors of 2433 and 2445.

Prime Factorization of 2433

Prime factors of 2433 are 3, 811. Prime factorization of 2433 in exponential form is:

2433 = 31 × 8111

Prime Factorization of 2445

Prime factors of 2445 are 3, 5, 163. Prime factorization of 2445 in exponential form is:

2445 = 31 × 51 × 1631

Now multiplying the highest exponent prime factors to calculate the LCM of 2433 and 2445.

LCM(2433,2445) = 31 × 8111 × 51 × 1631
LCM(2433,2445) = 1982895