What is the Least Common Multiple of 34816 and 34820?

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 34816 and 34820 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 34816 and 34820, than apply into the LCM equation.

GCF(34816,34820) = 4
LCM(34816,34820) = ( 34816 × 34820) / 4
LCM(34816,34820) = 1212293120 / 4
LCM(34816,34820) = 303073280

Least Common Multiple (LCM) of 34816 and 34820 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 34816 and 34820. First we will calculate the prime factors of 34816 and 34820.

Prime Factorization of 34816

Prime Factorization of 34820

Now multiplying the highest exponent prime factors to calculate the LCM of 34816 and 34820.

LCM(34816,34820) = 2¹¹ × 17¹ × 5¹ × 1741¹
LCM(34816,34820) = 303073280