What is the Least Common Multiple of 3390 and 3400?

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 3390 and 3400 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3390 and 3400, than apply into the LCM equation.

GCF(3390,3400) = 10
LCM(3390,3400) = ( 3390 × 3400) / 10
LCM(3390,3400) = 11526000 / 10
LCM(3390,3400) = 1152600

Least Common Multiple (LCM) of 3390 and 3400 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3390 and 3400. First we will calculate the prime factors of 3390 and 3400.

Prime Factorization of 3390

Prime Factorization of 3400

Now multiplying the highest exponent prime factors to calculate the LCM of 3390 and 3400.

LCM(3390,3400) = 2³ × 3¹ × 5² × 113¹ × 17¹
LCM(3390,3400) = 1152600