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What is the Least Common Multiple of 6561 and 6577?

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 6561 and 6577 is 43151697.

LCM(6561,6577) = 43151697

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Least Common Multiple of 6561 and 6577 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6561 and 6577, than apply into the LCM equation.

GCF(6561,6577) = 1
LCM(6561,6577) = ( 6561 × 6577) / 1
LCM(6561,6577) = 43151697 / 1
LCM(6561,6577) = 43151697

Least Common Multiple (LCM) of 6561 and 6577 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6561 and 6577. First we will calculate the prime factors of 6561 and 6577.

Prime Factorization of 6561

Prime factors of 6561 are 3. Prime factorization of 6561 in exponential form is:

6561 = 38

Prime Factorization of 6577

Prime factors of 6577 are 6577. Prime factorization of 6577 in exponential form is:

6577 = 65771

Now multiplying the highest exponent prime factors to calculate the LCM of 6561 and 6577.

LCM(6561,6577) = 38 × 65771
LCM(6561,6577) = 43151697