What is the Least Common Multiple of 61553 and 61571?

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 61553 and 61571 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61553 and 61571, than apply into the LCM equation.

GCF(61553,61571) = 1
LCM(61553,61571) = ( 61553 × 61571) / 1
LCM(61553,61571) = 3789879763 / 1
LCM(61553,61571) = 3789879763

Least Common Multiple (LCM) of 61553 and 61571 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61553 and 61571. First we will calculate the prime factors of 61553 and 61571.

Prime Factorization of 61553

Prime Factorization of 61571

Now multiplying the highest exponent prime factors to calculate the LCM of 61553 and 61571.

LCM(61553,61571) = 61553¹ × 23¹ × 2677¹
LCM(61553,61571) = 3789879763