What is the Least Common Multiple of 30345 and 30356?

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 30345 and 30356 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30345 and 30356, than apply into the LCM equation.

GCF(30345,30356) = 1
LCM(30345,30356) = ( 30345 × 30356) / 1
LCM(30345,30356) = 921152820 / 1
LCM(30345,30356) = 921152820

Least Common Multiple (LCM) of 30345 and 30356 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30345 and 30356. First we will calculate the prime factors of 30345 and 30356.

Prime Factorization of 30345

Prime Factorization of 30356

Now multiplying the highest exponent prime factors to calculate the LCM of 30345 and 30356.

LCM(30345,30356) = 3¹ × 5¹ × 7¹ × 17² × 2² × 7589¹
LCM(30345,30356) = 921152820