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What is the Least Common Multiple of 90727 and 90742?

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 90727 and 90742 is 8232749434.

LCM(90727,90742) = 8232749434

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Least Common Multiple of 90727 and 90742 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90727 and 90742, than apply into the LCM equation.

GCF(90727,90742) = 1
LCM(90727,90742) = ( 90727 × 90742) / 1
LCM(90727,90742) = 8232749434 / 1
LCM(90727,90742) = 8232749434

Least Common Multiple (LCM) of 90727 and 90742 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90727 and 90742. First we will calculate the prime factors of 90727 and 90742.

Prime Factorization of 90727

Prime factors of 90727 are 7, 13, 997. Prime factorization of 90727 in exponential form is:

90727 = 71 × 131 × 9971

Prime Factorization of 90742

Prime factors of 90742 are 2, 59, 769. Prime factorization of 90742 in exponential form is:

90742 = 21 × 591 × 7691

Now multiplying the highest exponent prime factors to calculate the LCM of 90727 and 90742.

LCM(90727,90742) = 71 × 131 × 9971 × 21 × 591 × 7691
LCM(90727,90742) = 8232749434