What is the Least Common Multiple of 61009 and 61022?

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 61009 and 61022 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61009 and 61022, than apply into the LCM equation.

GCF(61009,61022) = 13
LCM(61009,61022) = ( 61009 × 61022) / 13
LCM(61009,61022) = 3722891198 / 13
LCM(61009,61022) = 286376246

Least Common Multiple (LCM) of 61009 and 61022 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61009 and 61022. First we will calculate the prime factors of 61009 and 61022.

Prime Factorization of 61009

Prime Factorization of 61022

Now multiplying the highest exponent prime factors to calculate the LCM of 61009 and 61022.

LCM(61009,61022) = 13² × 19² × 2¹ × 2347¹
LCM(61009,61022) = 286376246