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What is the Least Common Multiple of 90846 and 90857?

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 90846 and 90857 is 8253995022.

LCM(90846,90857) = 8253995022

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Least Common Multiple of 90846 and 90857 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90846 and 90857, than apply into the LCM equation.

GCF(90846,90857) = 1
LCM(90846,90857) = ( 90846 × 90857) / 1
LCM(90846,90857) = 8253995022 / 1
LCM(90846,90857) = 8253995022

Least Common Multiple (LCM) of 90846 and 90857 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90846 and 90857. First we will calculate the prime factors of 90846 and 90857.

Prime Factorization of 90846

Prime factors of 90846 are 2, 3, 7, 103. Prime factorization of 90846 in exponential form is:

90846 = 21 × 32 × 72 × 1031

Prime Factorization of 90857

Prime factors of 90857 are 13, 29, 241. Prime factorization of 90857 in exponential form is:

90857 = 131 × 291 × 2411

Now multiplying the highest exponent prime factors to calculate the LCM of 90846 and 90857.

LCM(90846,90857) = 21 × 32 × 72 × 1031 × 131 × 291 × 2411
LCM(90846,90857) = 8253995022