What is the Least Common Multiple of 13898 and 13918?

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 13898 and 13918 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13898 and 13918, than apply into the LCM equation.

GCF(13898,13918) = 2
LCM(13898,13918) = ( 13898 × 13918) / 2
LCM(13898,13918) = 193432364 / 2
LCM(13898,13918) = 96716182

Least Common Multiple (LCM) of 13898 and 13918 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13898 and 13918. First we will calculate the prime factors of 13898 and 13918.

Prime Factorization of 13898

Prime Factorization of 13918

Now multiplying the highest exponent prime factors to calculate the LCM of 13898 and 13918.

LCM(13898,13918) = 2¹ × 6949¹ × 6959¹
LCM(13898,13918) = 96716182