What is the Least Common Multiple of 13698 and 13710?

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 13698 and 13710 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13698 and 13710, than apply into the LCM equation.

GCF(13698,13710) = 6
LCM(13698,13710) = ( 13698 × 13710) / 6
LCM(13698,13710) = 187799580 / 6
LCM(13698,13710) = 31299930

Least Common Multiple (LCM) of 13698 and 13710 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13698 and 13710. First we will calculate the prime factors of 13698 and 13710.

Prime Factorization of 13698

Prime Factorization of 13710

Now multiplying the highest exponent prime factors to calculate the LCM of 13698 and 13710.

LCM(13698,13710) = 2¹ × 3² × 761¹ × 5¹ × 457¹
LCM(13698,13710) = 31299930