What is the Least Common Multiple of 64304 and 64320?

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 64304 and 64320 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64304 and 64320, than apply into the LCM equation.

GCF(64304,64320) = 16
LCM(64304,64320) = ( 64304 × 64320) / 16
LCM(64304,64320) = 4136033280 / 16
LCM(64304,64320) = 258502080

Least Common Multiple (LCM) of 64304 and 64320 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64304 and 64320. First we will calculate the prime factors of 64304 and 64320.

Prime Factorization of 64304

Prime Factorization of 64320

Now multiplying the highest exponent prime factors to calculate the LCM of 64304 and 64320.

LCM(64304,64320) = 2⁶ × 4019¹ × 3¹ × 5¹ × 67¹
LCM(64304,64320) = 258502080