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What is the Least Common Multiple of 80542 and 80547?

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 80542 and 80547 is 6487416474.

LCM(80542,80547) = 6487416474

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Least Common Multiple of 80542 and 80547 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80542 and 80547, than apply into the LCM equation.

GCF(80542,80547) = 1
LCM(80542,80547) = ( 80542 × 80547) / 1
LCM(80542,80547) = 6487416474 / 1
LCM(80542,80547) = 6487416474

Least Common Multiple (LCM) of 80542 and 80547 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80542 and 80547. First we will calculate the prime factors of 80542 and 80547.

Prime Factorization of 80542

Prime factors of 80542 are 2, 7, 11, 523. Prime factorization of 80542 in exponential form is:

80542 = 21 × 71 × 111 × 5231

Prime Factorization of 80547

Prime factors of 80547 are 3, 26849. Prime factorization of 80547 in exponential form is:

80547 = 31 × 268491

Now multiplying the highest exponent prime factors to calculate the LCM of 80542 and 80547.

LCM(80542,80547) = 21 × 71 × 111 × 5231 × 31 × 268491
LCM(80542,80547) = 6487416474