What is the Least Common Multiple of 68090 and 68110?

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 68090 and 68110 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68090 and 68110, than apply into the LCM equation.

GCF(68090,68110) = 10
LCM(68090,68110) = ( 68090 × 68110) / 10
LCM(68090,68110) = 4637609900 / 10
LCM(68090,68110) = 463760990

Least Common Multiple (LCM) of 68090 and 68110 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68090 and 68110. First we will calculate the prime factors of 68090 and 68110.

Prime Factorization of 68090

Prime Factorization of 68110

Now multiplying the highest exponent prime factors to calculate the LCM of 68090 and 68110.

LCM(68090,68110) = 2¹ × 5¹ × 11¹ × 619¹ × 7² × 139¹
LCM(68090,68110) = 463760990