What is the Least Common Multiple of 75155 and 75175?

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 75155 and 75175 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75155 and 75175, than apply into the LCM equation.

GCF(75155,75175) = 5
LCM(75155,75175) = ( 75155 × 75175) / 5
LCM(75155,75175) = 5649777125 / 5
LCM(75155,75175) = 1129955425

Least Common Multiple (LCM) of 75155 and 75175 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75155 and 75175. First we will calculate the prime factors of 75155 and 75175.

Prime Factorization of 75155

Prime Factorization of 75175

Now multiplying the highest exponent prime factors to calculate the LCM of 75155 and 75175.

LCM(75155,75175) = 5² × 15031¹ × 31¹ × 97¹
LCM(75155,75175) = 1129955425