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What is the Least Common Multiple of 90855 and 90863?

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 90855 and 90863 is 8255357865.

LCM(90855,90863) = 8255357865

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Least Common Multiple of 90855 and 90863 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90855 and 90863, than apply into the LCM equation.

GCF(90855,90863) = 1
LCM(90855,90863) = ( 90855 × 90863) / 1
LCM(90855,90863) = 8255357865 / 1
LCM(90855,90863) = 8255357865

Least Common Multiple (LCM) of 90855 and 90863 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90855 and 90863. First we will calculate the prime factors of 90855 and 90863.

Prime Factorization of 90855

Prime factors of 90855 are 3, 5, 673. Prime factorization of 90855 in exponential form is:

90855 = 33 × 51 × 6731

Prime Factorization of 90863

Prime factors of 90863 are 90863. Prime factorization of 90863 in exponential form is:

90863 = 908631

Now multiplying the highest exponent prime factors to calculate the LCM of 90855 and 90863.

LCM(90855,90863) = 33 × 51 × 6731 × 908631
LCM(90855,90863) = 8255357865