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What is the Least Common Multiple of 66073 and 66080?

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 66073 and 66080 is 623729120.

LCM(66073,66080) = 623729120

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Least Common Multiple of 66073 and 66080 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66073 and 66080, than apply into the LCM equation.

GCF(66073,66080) = 7
LCM(66073,66080) = ( 66073 × 66080) / 7
LCM(66073,66080) = 4366103840 / 7
LCM(66073,66080) = 623729120

Least Common Multiple (LCM) of 66073 and 66080 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66073 and 66080. First we will calculate the prime factors of 66073 and 66080.

Prime Factorization of 66073

Prime factors of 66073 are 7, 9439. Prime factorization of 66073 in exponential form is:

66073 = 71 × 94391

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

Now multiplying the highest exponent prime factors to calculate the LCM of 66073 and 66080.

LCM(66073,66080) = 71 × 94391 × 25 × 51 × 591
LCM(66073,66080) = 623729120