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What is the Least Common Multiple of 47056 and 47073?

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 47056 and 47073 is 130298064.

LCM(47056,47073) = 130298064

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Least Common Multiple of 47056 and 47073 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47056 and 47073, than apply into the LCM equation.

GCF(47056,47073) = 17
LCM(47056,47073) = ( 47056 × 47073) / 17
LCM(47056,47073) = 2215067088 / 17
LCM(47056,47073) = 130298064

Least Common Multiple (LCM) of 47056 and 47073 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47056 and 47073. First we will calculate the prime factors of 47056 and 47073.

Prime Factorization of 47056

Prime factors of 47056 are 2, 17, 173. Prime factorization of 47056 in exponential form is:

47056 = 24 × 171 × 1731

Prime Factorization of 47073

Prime factors of 47073 are 3, 13, 17, 71. Prime factorization of 47073 in exponential form is:

47073 = 31 × 131 × 171 × 711

Now multiplying the highest exponent prime factors to calculate the LCM of 47056 and 47073.

LCM(47056,47073) = 24 × 171 × 1731 × 31 × 131 × 711
LCM(47056,47073) = 130298064