What is the Least Common Multiple of 74048 and 74061?

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 74048 and 74061 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74048 and 74061, than apply into the LCM equation.

GCF(74048,74061) = 13
LCM(74048,74061) = ( 74048 × 74061) / 13
LCM(74048,74061) = 5484068928 / 13
LCM(74048,74061) = 421851456

Least Common Multiple (LCM) of 74048 and 74061 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74048 and 74061. First we will calculate the prime factors of 74048 and 74061.

Prime Factorization of 74048

Prime Factorization of 74061

Now multiplying the highest exponent prime factors to calculate the LCM of 74048 and 74061.

LCM(74048,74061) = 2⁶ × 13¹ × 89¹ × 3³ × 211¹
LCM(74048,74061) = 421851456