What is the Least Common Multiple of 19321 and 19331?

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 19321 and 19331 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19321 and 19331, than apply into the LCM equation.

GCF(19321,19331) = 1
LCM(19321,19331) = ( 19321 × 19331) / 1
LCM(19321,19331) = 373494251 / 1
LCM(19321,19331) = 373494251

Least Common Multiple (LCM) of 19321 and 19331 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19321 and 19331. First we will calculate the prime factors of 19321 and 19331.

Prime Factorization of 19321

Prime Factorization of 19331

Now multiplying the highest exponent prime factors to calculate the LCM of 19321 and 19331.

LCM(19321,19331) = 139² × 13¹ × 1487¹
LCM(19321,19331) = 373494251