What is the Least Common Multiple of 30408 and 30423?

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 30408 and 30423 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30408 and 30423, than apply into the LCM equation.

GCF(30408,30423) = 3
LCM(30408,30423) = ( 30408 × 30423) / 3
LCM(30408,30423) = 925102584 / 3
LCM(30408,30423) = 308367528

Least Common Multiple (LCM) of 30408 and 30423 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30408 and 30423. First we will calculate the prime factors of 30408 and 30423.

Prime Factorization of 30408

Prime Factorization of 30423

Now multiplying the highest exponent prime factors to calculate the LCM of 30408 and 30423.

LCM(30408,30423) = 2³ × 3¹ × 7¹ × 181¹ × 10141¹
LCM(30408,30423) = 308367528