What is the Least Common Multiple of 20355 and 20367?

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 20355 and 20367 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 20355 and 20367, than apply into the LCM equation.

GCF(20355,20367) = 3
LCM(20355,20367) = ( 20355 × 20367) / 3
LCM(20355,20367) = 414570285 / 3
LCM(20355,20367) = 138190095

Least Common Multiple (LCM) of 20355 and 20367 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 20355 and 20367. First we will calculate the prime factors of 20355 and 20367.

Prime Factorization of 20355

Prime Factorization of 20367

Now multiplying the highest exponent prime factors to calculate the LCM of 20355 and 20367.

LCM(20355,20367) = 3² × 5¹ × 23¹ × 59¹ × 31¹ × 73¹
LCM(20355,20367) = 138190095