What is the Least Common Multiple of 37405 and 37409?

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 37409 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 37409, than apply into the LCM equation.

GCF(37405,37409) = 1
LCM(37405,37409) = ( 37405 × 37409) / 1
LCM(37405,37409) = 1399283645 / 1
LCM(37405,37409) = 1399283645

Least Common Multiple (LCM) of 37405 and 37409 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 37405 and 37409. First we will calculate the prime factors of 37405 and 37409.

Prime Factorization of 37405

Prime Factorization of 37409

Now multiplying the highest exponent prime factors to calculate the LCM of 37405 and 37409.

LCM(37405,37409) = 5¹ × 7481¹ × 37409¹
LCM(37405,37409) = 1399283645