What is the Least Common Multiple of 80816 and 80821?

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 80816 and 80821 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80816 and 80821, than apply into the LCM equation.

GCF(80816,80821) = 1
LCM(80816,80821) = ( 80816 × 80821) / 1
LCM(80816,80821) = 6531629936 / 1
LCM(80816,80821) = 6531629936

Least Common Multiple (LCM) of 80816 and 80821 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80816 and 80821. First we will calculate the prime factors of 80816 and 80821.

Prime Factorization of 80816

Prime Factorization of 80821

Now multiplying the highest exponent prime factors to calculate the LCM of 80816 and 80821.

LCM(80816,80821) = 2⁴ × 5051¹ × 13¹ × 6217¹
LCM(80816,80821) = 6531629936