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What is the Least Common Multiple of 47461 and 47472?

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 47461 and 47472 is 2253068592.

LCM(47461,47472) = 2253068592

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Least Common Multiple of 47461 and 47472 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47461 and 47472, than apply into the LCM equation.

GCF(47461,47472) = 1
LCM(47461,47472) = ( 47461 × 47472) / 1
LCM(47461,47472) = 2253068592 / 1
LCM(47461,47472) = 2253068592

Least Common Multiple (LCM) of 47461 and 47472 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47461 and 47472. First we will calculate the prime factors of 47461 and 47472.

Prime Factorization of 47461

Prime factors of 47461 are 31, 1531. Prime factorization of 47461 in exponential form is:

47461 = 311 × 15311

Prime Factorization of 47472

Prime factors of 47472 are 2, 3, 23, 43. Prime factorization of 47472 in exponential form is:

47472 = 24 × 31 × 231 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 47461 and 47472.

LCM(47461,47472) = 311 × 15311 × 24 × 31 × 231 × 431
LCM(47461,47472) = 2253068592