What is the Least Common Multiple of 2600 and 3250?

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 2600 and 3250 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2600 and 3250, than apply into the LCM equation.

GCF(2600,3250) = 650
LCM(2600,3250) = ( 2600 × 3250) / 650
LCM(2600,3250) = 8450000 / 650
LCM(2600,3250) = 13000

Least Common Multiple (LCM) of 2600 and 3250 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2600 and 3250. First we will calculate the prime factors of 2600 and 3250.

Prime Factorization of 2600

Prime Factorization of 3250

Now multiplying the highest exponent prime factors to calculate the LCM of 2600 and 3250.

LCM(2600,3250) = 2³ × 5³ × 13¹
LCM(2600,3250) = 13000