What is the Least Common Multiple of 55290 and 55298?

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 55290 and 55298 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55290 and 55298, than apply into the LCM equation.

GCF(55290,55298) = 2
LCM(55290,55298) = ( 55290 × 55298) / 2
LCM(55290,55298) = 3057426420 / 2
LCM(55290,55298) = 1528713210

Least Common Multiple (LCM) of 55290 and 55298 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55290 and 55298. First we will calculate the prime factors of 55290 and 55298.

Prime Factorization of 55290

Prime Factorization of 55298

Now multiplying the highest exponent prime factors to calculate the LCM of 55290 and 55298.

LCM(55290,55298) = 2¹ × 3¹ × 5¹ × 19¹ × 97¹ × 43¹ × 643¹
LCM(55290,55298) = 1528713210