What is the Least Common Multiple of 55090 and 55108?

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 55090 and 55108 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55090 and 55108, than apply into the LCM equation.

GCF(55090,55108) = 2
LCM(55090,55108) = ( 55090 × 55108) / 2
LCM(55090,55108) = 3035899720 / 2
LCM(55090,55108) = 1517949860

Least Common Multiple (LCM) of 55090 and 55108 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55090 and 55108. First we will calculate the prime factors of 55090 and 55108.

Prime Factorization of 55090

Prime Factorization of 55108

Now multiplying the highest exponent prime factors to calculate the LCM of 55090 and 55108.

LCM(55090,55108) = 2² × 5¹ × 7¹ × 787¹ × 23¹ × 599¹
LCM(55090,55108) = 1517949860