What is the Least Common Multiple of 86289 and 86309?

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 86289 and 86309 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86289 and 86309, than apply into the LCM equation.

GCF(86289,86309) = 1
LCM(86289,86309) = ( 86289 × 86309) / 1
LCM(86289,86309) = 7447517301 / 1
LCM(86289,86309) = 7447517301

Least Common Multiple (LCM) of 86289 and 86309 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86289 and 86309. First we will calculate the prime factors of 86289 and 86309.

Prime Factorization of 86289

Prime Factorization of 86309

Now multiplying the highest exponent prime factors to calculate the LCM of 86289 and 86309.

LCM(86289,86309) = 3¹ × 7² × 587¹ × 17¹ × 5077¹
LCM(86289,86309) = 7447517301