What is the Least Common Multiple of 19340 and 19355?

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 19340 and 19355 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19340 and 19355, than apply into the LCM equation.

GCF(19340,19355) = 5
LCM(19340,19355) = ( 19340 × 19355) / 5
LCM(19340,19355) = 374325700 / 5
LCM(19340,19355) = 74865140

Least Common Multiple (LCM) of 19340 and 19355 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19340 and 19355. First we will calculate the prime factors of 19340 and 19355.

Prime Factorization of 19340

Prime Factorization of 19355

Now multiplying the highest exponent prime factors to calculate the LCM of 19340 and 19355.

LCM(19340,19355) = 2² × 5¹ × 967¹ × 7² × 79¹
LCM(19340,19355) = 74865140