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What is the Least Common Multiple of 66080 and 66089?

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 66080 and 66089 is 4367161120.

LCM(66080,66089) = 4367161120

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Least Common Multiple of 66080 and 66089 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66080 and 66089, than apply into the LCM equation.

GCF(66080,66089) = 1
LCM(66080,66089) = ( 66080 × 66089) / 1
LCM(66080,66089) = 4367161120 / 1
LCM(66080,66089) = 4367161120

Least Common Multiple (LCM) of 66080 and 66089 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66080 and 66089. First we will calculate the prime factors of 66080 and 66089.

Prime Factorization of 66080

Prime factors of 66080 are 2, 5, 7, 59. Prime factorization of 66080 in exponential form is:

66080 = 25 × 51 × 71 × 591

Prime Factorization of 66089

Prime factors of 66089 are 66089. Prime factorization of 66089 in exponential form is:

66089 = 660891

Now multiplying the highest exponent prime factors to calculate the LCM of 66080 and 66089.

LCM(66080,66089) = 25 × 51 × 71 × 591 × 660891
LCM(66080,66089) = 4367161120