What is the Least Common Multiple of 13458 and 13468?

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 13458 and 13468 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13458 and 13468, than apply into the LCM equation.

GCF(13458,13468) = 2
LCM(13458,13468) = ( 13458 × 13468) / 2
LCM(13458,13468) = 181252344 / 2
LCM(13458,13468) = 90626172

Least Common Multiple (LCM) of 13458 and 13468 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13458 and 13468. First we will calculate the prime factors of 13458 and 13468.

Prime Factorization of 13458

Prime Factorization of 13468

Now multiplying the highest exponent prime factors to calculate the LCM of 13458 and 13468.

LCM(13458,13468) = 2² × 3¹ × 2243¹ × 7¹ × 13¹ × 37¹
LCM(13458,13468) = 90626172