What is the Least Common Multiple of 15481 and 15485?

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 15481 and 15485 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15481 and 15485, than apply into the LCM equation.

GCF(15481,15485) = 1
LCM(15481,15485) = ( 15481 × 15485) / 1
LCM(15481,15485) = 239723285 / 1
LCM(15481,15485) = 239723285

Least Common Multiple (LCM) of 15481 and 15485 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15481 and 15485. First we will calculate the prime factors of 15481 and 15485.

Prime Factorization of 15481

Prime Factorization of 15485

Now multiplying the highest exponent prime factors to calculate the LCM of 15481 and 15485.

LCM(15481,15485) = 113¹ × 137¹ × 5¹ × 19¹ × 163¹
LCM(15481,15485) = 239723285