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What is the Least Common Multiple of 55433 and 55447?

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 55433 and 55447 is 439084793.

LCM(55433,55447) = 439084793

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Least Common Multiple of 55433 and 55447 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55433 and 55447, than apply into the LCM equation.

GCF(55433,55447) = 7
LCM(55433,55447) = ( 55433 × 55447) / 7
LCM(55433,55447) = 3073593551 / 7
LCM(55433,55447) = 439084793

Least Common Multiple (LCM) of 55433 and 55447 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55433 and 55447. First we will calculate the prime factors of 55433 and 55447.

Prime Factorization of 55433

Prime factors of 55433 are 7, 7919. Prime factorization of 55433 in exponential form is:

55433 = 71 × 79191

Prime Factorization of 55447

Prime factors of 55447 are 7, 89. Prime factorization of 55447 in exponential form is:

55447 = 71 × 892

Now multiplying the highest exponent prime factors to calculate the LCM of 55433 and 55447.

LCM(55433,55447) = 71 × 79191 × 892
LCM(55433,55447) = 439084793