What is the Least Common Multiple of 19091 and 19108?

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 19091 and 19108 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19091 and 19108, than apply into the LCM equation.

GCF(19091,19108) = 17
LCM(19091,19108) = ( 19091 × 19108) / 17
LCM(19091,19108) = 364790828 / 17
LCM(19091,19108) = 21458284

Least Common Multiple (LCM) of 19091 and 19108 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19091 and 19108. First we will calculate the prime factors of 19091 and 19108.

Prime Factorization of 19091

Prime Factorization of 19108

Now multiplying the highest exponent prime factors to calculate the LCM of 19091 and 19108.

LCM(19091,19108) = 17¹ × 1123¹ × 2² × 281¹
LCM(19091,19108) = 21458284