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What is the Least Common Multiple of 55435 and 55445?

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 55435 and 55445 is 614718715.

LCM(55435,55445) = 614718715

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Least Common Multiple of 55435 and 55445 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55435 and 55445, than apply into the LCM equation.

GCF(55435,55445) = 5
LCM(55435,55445) = ( 55435 × 55445) / 5
LCM(55435,55445) = 3073593575 / 5
LCM(55435,55445) = 614718715

Least Common Multiple (LCM) of 55435 and 55445 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55435 and 55445. First we will calculate the prime factors of 55435 and 55445.

Prime Factorization of 55435

Prime factors of 55435 are 5, 11087. Prime factorization of 55435 in exponential form is:

55435 = 51 × 110871

Prime Factorization of 55445

Prime factors of 55445 are 5, 13, 853. Prime factorization of 55445 in exponential form is:

55445 = 51 × 131 × 8531

Now multiplying the highest exponent prime factors to calculate the LCM of 55435 and 55445.

LCM(55435,55445) = 51 × 110871 × 131 × 8531
LCM(55435,55445) = 614718715