What is the Least Common Multiple of 47805 and 47817?

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 47805 and 47817 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47805 and 47817, than apply into the LCM equation.

GCF(47805,47817) = 3
LCM(47805,47817) = ( 47805 × 47817) / 3
LCM(47805,47817) = 2285891685 / 3
LCM(47805,47817) = 761963895

Least Common Multiple (LCM) of 47805 and 47817 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47805 and 47817. First we will calculate the prime factors of 47805 and 47817.

Prime Factorization of 47805

Prime Factorization of 47817

Now multiplying the highest exponent prime factors to calculate the LCM of 47805 and 47817.

LCM(47805,47817) = 3³ × 5¹ × 3187¹ × 7¹ × 11¹ × 23¹
LCM(47805,47817) = 761963895