What is the Least Common Multiple of 86005 and 86015?

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 86005 and 86015 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86005 and 86015, than apply into the LCM equation.

GCF(86005,86015) = 5
LCM(86005,86015) = ( 86005 × 86015) / 5
LCM(86005,86015) = 7397720075 / 5
LCM(86005,86015) = 1479544015

Least Common Multiple (LCM) of 86005 and 86015 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86005 and 86015. First we will calculate the prime factors of 86005 and 86015.

Prime Factorization of 86005

Prime Factorization of 86015

Now multiplying the highest exponent prime factors to calculate the LCM of 86005 and 86015.

LCM(86005,86015) = 5¹ × 103¹ × 167¹ × 17203¹
LCM(86005,86015) = 1479544015