What is the Least Common Multiple of 11900 and 11906?

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 11900 and 11906 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11900 and 11906, than apply into the LCM equation.

GCF(11900,11906) = 2
LCM(11900,11906) = ( 11900 × 11906) / 2
LCM(11900,11906) = 141681400 / 2
LCM(11900,11906) = 70840700

Least Common Multiple (LCM) of 11900 and 11906 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11900 and 11906. First we will calculate the prime factors of 11900 and 11906.

Prime Factorization of 11900

Prime Factorization of 11906

Now multiplying the highest exponent prime factors to calculate the LCM of 11900 and 11906.

LCM(11900,11906) = 2² × 5² × 7¹ × 17¹ × 5953¹
LCM(11900,11906) = 70840700