What is the Least Common Multiple of 55210 and 55218?

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 55210 and 55218 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55210 and 55218, than apply into the LCM equation.

GCF(55210,55218) = 2
LCM(55210,55218) = ( 55210 × 55218) / 2
LCM(55210,55218) = 3048585780 / 2
LCM(55210,55218) = 1524292890

Least Common Multiple (LCM) of 55210 and 55218 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55210 and 55218. First we will calculate the prime factors of 55210 and 55218.

Prime Factorization of 55210

Prime Factorization of 55218

Now multiplying the highest exponent prime factors to calculate the LCM of 55210 and 55218.

LCM(55210,55218) = 2¹ × 5¹ × 5521¹ × 3¹ × 9203¹
LCM(55210,55218) = 1524292890