What is the Least Common Multiple of 47431 and 47449?

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 of 47431 and 47449 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47431 and 47449, than apply into the LCM equation.

GCF(47431,47449) = 1
LCM(47431,47449) = ( 47431 × 47449) / 1
LCM(47431,47449) = 2250553519 / 1
LCM(47431,47449) = 2250553519

Least Common Multiple (LCM) of 47431 and 47449 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47431 and 47449. First we will calculate the prime factors of 47431 and 47449.

Prime Factorization of 47431

Prime Factorization of 47449

Now multiplying the highest exponent prime factors to calculate the LCM of 47431 and 47449.

LCM(47431,47449) = 47431¹ × 23¹ × 2063¹
LCM(47431,47449) = 2250553519