What is the Least Common Multiple of 13205 and 13213?

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 13205 and 13213 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13205 and 13213, than apply into the LCM equation.

GCF(13205,13213) = 1
LCM(13205,13213) = ( 13205 × 13213) / 1
LCM(13205,13213) = 174477665 / 1
LCM(13205,13213) = 174477665

Least Common Multiple (LCM) of 13205 and 13213 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13205 and 13213. First we will calculate the prime factors of 13205 and 13213.

Prime Factorization of 13205

Prime Factorization of 13213

Now multiplying the highest exponent prime factors to calculate the LCM of 13205 and 13213.

LCM(13205,13213) = 5¹ × 19¹ × 139¹ × 73¹ × 181¹
LCM(13205,13213) = 174477665