What is the Least Common Multiple of 88280 and 88290?

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 88280 and 88290 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 88280 and 88290, than apply into the LCM equation.

GCF(88280,88290) = 10
LCM(88280,88290) = ( 88280 × 88290) / 10
LCM(88280,88290) = 7794241200 / 10
LCM(88280,88290) = 779424120

Least Common Multiple (LCM) of 88280 and 88290 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 88280 and 88290. First we will calculate the prime factors of 88280 and 88290.

Prime Factorization of 88280

Prime Factorization of 88290

Now multiplying the highest exponent prime factors to calculate the LCM of 88280 and 88290.

LCM(88280,88290) = 2³ × 5¹ × 2207¹ × 3⁴ × 109¹
LCM(88280,88290) = 779424120