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What is the Least Common Multiple of 90855 and 90871?

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 90871 is 8256084705.

LCM(90855,90871) = 8256084705

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Least Common Multiple of 90855 and 90871 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 90871, than apply into the LCM equation.

GCF(90855,90871) = 1
LCM(90855,90871) = ( 90855 × 90871) / 1
LCM(90855,90871) = 8256084705 / 1
LCM(90855,90871) = 8256084705

Least Common Multiple (LCM) of 90855 and 90871 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90855 and 90871. First we will calculate the prime factors of 90855 and 90871.

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 90871

Prime factors of 90871 are 11, 751. Prime factorization of 90871 in exponential form is:

90871 = 112 × 7511

Now multiplying the highest exponent prime factors to calculate the LCM of 90855 and 90871.

LCM(90855,90871) = 33 × 51 × 6731 × 112 × 7511
LCM(90855,90871) = 8256084705