What is the Least Common Multiple of 47561 and 47581?

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 47561 and 47581 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47561 and 47581, than apply into the LCM equation.

GCF(47561,47581) = 1
LCM(47561,47581) = ( 47561 × 47581) / 1
LCM(47561,47581) = 2262999941 / 1
LCM(47561,47581) = 2262999941

Least Common Multiple (LCM) of 47561 and 47581 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47561 and 47581. First we will calculate the prime factors of 47561 and 47581.

Prime Factorization of 47561

Prime Factorization of 47581

Now multiplying the highest exponent prime factors to calculate the LCM of 47561 and 47581.

LCM(47561,47581) = 199¹ × 239¹ × 47581¹
LCM(47561,47581) = 2262999941