What is the Least Common Multiple of 47664 and 47668?

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 47664 and 47668 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47664 and 47668, than apply into the LCM equation.

GCF(47664,47668) = 4
LCM(47664,47668) = ( 47664 × 47668) / 4
LCM(47664,47668) = 2272047552 / 4
LCM(47664,47668) = 568011888

Least Common Multiple (LCM) of 47664 and 47668 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47664 and 47668. First we will calculate the prime factors of 47664 and 47668.

Prime Factorization of 47664

Prime Factorization of 47668

Now multiplying the highest exponent prime factors to calculate the LCM of 47664 and 47668.

LCM(47664,47668) = 2⁴ × 3² × 331¹ × 17¹ × 701¹
LCM(47664,47668) = 568011888