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What is the Least Common Multiple of 9552 and 9561?

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 9552 and 9561 is 30442224.

LCM(9552,9561) = 30442224

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Least Common Multiple of 9552 and 9561 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9552 and 9561, than apply into the LCM equation.

GCF(9552,9561) = 3
LCM(9552,9561) = ( 9552 × 9561) / 3
LCM(9552,9561) = 91326672 / 3
LCM(9552,9561) = 30442224

Least Common Multiple (LCM) of 9552 and 9561 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9552 and 9561. First we will calculate the prime factors of 9552 and 9561.

Prime Factorization of 9552

Prime factors of 9552 are 2, 3, 199. Prime factorization of 9552 in exponential form is:

9552 = 24 × 31 × 1991

Prime Factorization of 9561

Prime factors of 9561 are 3, 3187. Prime factorization of 9561 in exponential form is:

9561 = 31 × 31871

Now multiplying the highest exponent prime factors to calculate the LCM of 9552 and 9561.

LCM(9552,9561) = 24 × 31 × 1991 × 31871
LCM(9552,9561) = 30442224