What is the Least Common Multiple of 37405 and 37421?

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 37405 and 37421 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 37405 and 37421, than apply into the LCM equation.

GCF(37405,37421) = 1
LCM(37405,37421) = ( 37405 × 37421) / 1
LCM(37405,37421) = 1399732505 / 1
LCM(37405,37421) = 1399732505

Least Common Multiple (LCM) of 37405 and 37421 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 37405 and 37421. First we will calculate the prime factors of 37405 and 37421.

Prime Factorization of 37405

Prime Factorization of 37421

Now multiplying the highest exponent prime factors to calculate the LCM of 37405 and 37421.

LCM(37405,37421) = 5¹ × 7481¹ × 23¹ × 1627¹
LCM(37405,37421) = 1399732505