What is the Least Common Multiple of 15103 and 15121?

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 15103 and 15121 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15103 and 15121, than apply into the LCM equation.

GCF(15103,15121) = 1
LCM(15103,15121) = ( 15103 × 15121) / 1
LCM(15103,15121) = 228372463 / 1
LCM(15103,15121) = 228372463

Least Common Multiple (LCM) of 15103 and 15121 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15103 and 15121. First we will calculate the prime factors of 15103 and 15121.

Prime Factorization of 15103

Prime Factorization of 15121

Now multiplying the highest exponent prime factors to calculate the LCM of 15103 and 15121.

LCM(15103,15121) = 11¹ × 1373¹ × 15121¹
LCM(15103,15121) = 228372463