What is the Least Common Multiple of 55878 and 55888?

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 55878 and 55888 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55878 and 55888, than apply into the LCM equation.

GCF(55878,55888) = 2
LCM(55878,55888) = ( 55878 × 55888) / 2
LCM(55878,55888) = 3122909664 / 2
LCM(55878,55888) = 1561454832

Least Common Multiple (LCM) of 55878 and 55888 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55878 and 55888. First we will calculate the prime factors of 55878 and 55888.

Prime Factorization of 55878

Prime Factorization of 55888

Now multiplying the highest exponent prime factors to calculate the LCM of 55878 and 55888.

LCM(55878,55888) = 2⁴ × 3¹ × 67¹ × 139¹ × 7¹ × 499¹
LCM(55878,55888) = 1561454832