What is the Least Common Multiple of 4328 and 4345?

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 4328 and 4345 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4328 and 4345, than apply into the LCM equation.

GCF(4328,4345) = 1
LCM(4328,4345) = ( 4328 × 4345) / 1
LCM(4328,4345) = 18805160 / 1
LCM(4328,4345) = 18805160

Least Common Multiple (LCM) of 4328 and 4345 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4328 and 4345. First we will calculate the prime factors of 4328 and 4345.

Prime Factorization of 4328

Prime Factorization of 4345

Now multiplying the highest exponent prime factors to calculate the LCM of 4328 and 4345.

LCM(4328,4345) = 2³ × 541¹ × 5¹ × 11¹ × 79¹
LCM(4328,4345) = 18805160