What is the Least Common Multiple of 13445 and 13465?

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 13445 and 13465 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13445 and 13465, than apply into the LCM equation.

GCF(13445,13465) = 5
LCM(13445,13465) = ( 13445 × 13465) / 5
LCM(13445,13465) = 181036925 / 5
LCM(13445,13465) = 36207385

Least Common Multiple (LCM) of 13445 and 13465 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13445 and 13465. First we will calculate the prime factors of 13445 and 13465.

Prime Factorization of 13445

Prime Factorization of 13465

Now multiplying the highest exponent prime factors to calculate the LCM of 13445 and 13465.

LCM(13445,13465) = 5¹ × 2689¹ × 2693¹
LCM(13445,13465) = 36207385