What is the Least Common Multiple of 67758 and 67773?

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 67758 and 67773 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67758 and 67773, than apply into the LCM equation.

GCF(67758,67773) = 3
LCM(67758,67773) = ( 67758 × 67773) / 3
LCM(67758,67773) = 4592162934 / 3
LCM(67758,67773) = 1530720978

Least Common Multiple (LCM) of 67758 and 67773 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67758 and 67773. First we will calculate the prime factors of 67758 and 67773.

Prime Factorization of 67758

Prime Factorization of 67773

Now multiplying the highest exponent prime factors to calculate the LCM of 67758 and 67773.

LCM(67758,67773) = 2¹ × 3¹ × 23¹ × 491¹ × 19¹ × 29¹ × 41¹
LCM(67758,67773) = 1530720978