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What is the Least Common Multiple of 47480 and 47487?

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 47480 and 47487 is 2254682760.

LCM(47480,47487) = 2254682760

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Least Common Multiple of 47480 and 47487 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47480 and 47487, than apply into the LCM equation.

GCF(47480,47487) = 1
LCM(47480,47487) = ( 47480 × 47487) / 1
LCM(47480,47487) = 2254682760 / 1
LCM(47480,47487) = 2254682760

Least Common Multiple (LCM) of 47480 and 47487 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47480 and 47487. First we will calculate the prime factors of 47480 and 47487.

Prime Factorization of 47480

Prime factors of 47480 are 2, 5, 1187. Prime factorization of 47480 in exponential form is:

47480 = 23 × 51 × 11871

Prime Factorization of 47487

Prime factors of 47487 are 3, 11, 1439. Prime factorization of 47487 in exponential form is:

47487 = 31 × 111 × 14391

Now multiplying the highest exponent prime factors to calculate the LCM of 47480 and 47487.

LCM(47480,47487) = 23 × 51 × 11871 × 31 × 111 × 14391
LCM(47480,47487) = 2254682760