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What is the Least Common Multiple of 55645 and 55655?

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 55645 and 55655 is 619384495.

LCM(55645,55655) = 619384495

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Least Common Multiple of 55645 and 55655 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55645 and 55655, than apply into the LCM equation.

GCF(55645,55655) = 5
LCM(55645,55655) = ( 55645 × 55655) / 5
LCM(55645,55655) = 3096922475 / 5
LCM(55645,55655) = 619384495

Least Common Multiple (LCM) of 55645 and 55655 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55645 and 55655. First we will calculate the prime factors of 55645 and 55655.

Prime Factorization of 55645

Prime factors of 55645 are 5, 31, 359. Prime factorization of 55645 in exponential form is:

55645 = 51 × 311 × 3591

Prime Factorization of 55655

Prime factors of 55655 are 5, 11131. Prime factorization of 55655 in exponential form is:

55655 = 51 × 111311

Now multiplying the highest exponent prime factors to calculate the LCM of 55645 and 55655.

LCM(55645,55655) = 51 × 311 × 3591 × 111311
LCM(55645,55655) = 619384495