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What is the Least Common Multiple of 75543 and 75560?

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 75543 and 75560 is 5708029080.

LCM(75543,75560) = 5708029080

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Least Common Multiple of 75543 and 75560 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75543 and 75560, than apply into the LCM equation.

GCF(75543,75560) = 1
LCM(75543,75560) = ( 75543 × 75560) / 1
LCM(75543,75560) = 5708029080 / 1
LCM(75543,75560) = 5708029080

Least Common Multiple (LCM) of 75543 and 75560 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75543 and 75560. First we will calculate the prime factors of 75543 and 75560.

Prime Factorization of 75543

Prime factors of 75543 are 3, 13, 149. Prime factorization of 75543 in exponential form is:

75543 = 31 × 132 × 1491

Prime Factorization of 75560

Prime factors of 75560 are 2, 5, 1889. Prime factorization of 75560 in exponential form is:

75560 = 23 × 51 × 18891

Now multiplying the highest exponent prime factors to calculate the LCM of 75543 and 75560.

LCM(75543,75560) = 31 × 132 × 1491 × 23 × 51 × 18891
LCM(75543,75560) = 5708029080