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What is the Least Common Multiple of 8960 and 8973?

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 8960 and 8973 is 80398080.

LCM(8960,8973) = 80398080

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Least Common Multiple of 8960 and 8973 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8960 and 8973, than apply into the LCM equation.

GCF(8960,8973) = 1
LCM(8960,8973) = ( 8960 × 8973) / 1
LCM(8960,8973) = 80398080 / 1
LCM(8960,8973) = 80398080

Least Common Multiple (LCM) of 8960 and 8973 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8960 and 8973. First we will calculate the prime factors of 8960 and 8973.

Prime Factorization of 8960

Prime factors of 8960 are 2, 5, 7. Prime factorization of 8960 in exponential form is:

8960 = 28 × 51 × 71

Prime Factorization of 8973

Prime factors of 8973 are 3, 997. Prime factorization of 8973 in exponential form is:

8973 = 32 × 9971

Now multiplying the highest exponent prime factors to calculate the LCM of 8960 and 8973.

LCM(8960,8973) = 28 × 51 × 71 × 32 × 9971
LCM(8960,8973) = 80398080