GCF and LCM Calculator Logo

What is the Least Common Multiple of 18285 and 18300?

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 (LCM) of 18285 and 18300 is 22307700.

LCM(18285,18300) = 22307700

LCM Calculator and
and

Least Common Multiple of 18285 and 18300 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18285 and 18300, than apply into the LCM equation.

GCF(18285,18300) = 15
LCM(18285,18300) = ( 18285 × 18300) / 15
LCM(18285,18300) = 334615500 / 15
LCM(18285,18300) = 22307700

Least Common Multiple (LCM) of 18285 and 18300 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18285 and 18300. First we will calculate the prime factors of 18285 and 18300.

Prime Factorization of 18285

Prime factors of 18285 are 3, 5, 23, 53. Prime factorization of 18285 in exponential form is:

18285 = 31 × 51 × 231 × 531

Prime Factorization of 18300

Prime factors of 18300 are 2, 3, 5, 61. Prime factorization of 18300 in exponential form is:

18300 = 22 × 31 × 52 × 611

Now multiplying the highest exponent prime factors to calculate the LCM of 18285 and 18300.

LCM(18285,18300) = 31 × 52 × 231 × 531 × 22 × 611
LCM(18285,18300) = 22307700