What is the Least Common Multiple of 19331 and 19345?

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 19331 and 19345 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19331 and 19345, than apply into the LCM equation.

GCF(19331,19345) = 1
LCM(19331,19345) = ( 19331 × 19345) / 1
LCM(19331,19345) = 373958195 / 1
LCM(19331,19345) = 373958195

Least Common Multiple (LCM) of 19331 and 19345 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19331 and 19345. First we will calculate the prime factors of 19331 and 19345.

Prime Factorization of 19331

Prime Factorization of 19345

Now multiplying the highest exponent prime factors to calculate the LCM of 19331 and 19345.

LCM(19331,19345) = 13¹ × 1487¹ × 5¹ × 53¹ × 73¹
LCM(19331,19345) = 373958195