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What is the Least Common Multiple of 66243 and 66260?

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 66243 and 66260 is 4389261180.

LCM(66243,66260) = 4389261180

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Least Common Multiple of 66243 and 66260 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66243 and 66260, than apply into the LCM equation.

GCF(66243,66260) = 1
LCM(66243,66260) = ( 66243 × 66260) / 1
LCM(66243,66260) = 4389261180 / 1
LCM(66243,66260) = 4389261180

Least Common Multiple (LCM) of 66243 and 66260 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66243 and 66260. First we will calculate the prime factors of 66243 and 66260.

Prime Factorization of 66243

Prime factors of 66243 are 3, 71, 311. Prime factorization of 66243 in exponential form is:

66243 = 31 × 711 × 3111

Prime Factorization of 66260

Prime factors of 66260 are 2, 5, 3313. Prime factorization of 66260 in exponential form is:

66260 = 22 × 51 × 33131

Now multiplying the highest exponent prime factors to calculate the LCM of 66243 and 66260.

LCM(66243,66260) = 31 × 711 × 3111 × 22 × 51 × 33131
LCM(66243,66260) = 4389261180