What is the Least Common Multiple of 81073 and 81077?

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 81073 and 81077 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 81073 and 81077, than apply into the LCM equation.

GCF(81073,81077) = 1
LCM(81073,81077) = ( 81073 × 81077) / 1
LCM(81073,81077) = 6573155621 / 1
LCM(81073,81077) = 6573155621

Least Common Multiple (LCM) of 81073 and 81077 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 81073 and 81077. First we will calculate the prime factors of 81073 and 81077.

Prime Factorization of 81073

Prime Factorization of 81077

Now multiplying the highest exponent prime factors to calculate the LCM of 81073 and 81077.

LCM(81073,81077) = 17¹ × 19¹ × 251¹ × 81077¹
LCM(81073,81077) = 6573155621