What is the Least Common Multiple of 58405 and 58409?

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 58405 and 58409 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 58405 and 58409, than apply into the LCM equation.

GCF(58405,58409) = 1
LCM(58405,58409) = ( 58405 × 58409) / 1
LCM(58405,58409) = 3411377645 / 1
LCM(58405,58409) = 3411377645

Least Common Multiple (LCM) of 58405 and 58409 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 58405 and 58409. First we will calculate the prime factors of 58405 and 58409.

Prime Factorization of 58405

Prime Factorization of 58409

Now multiplying the highest exponent prime factors to calculate the LCM of 58405 and 58409.

LCM(58405,58409) = 5¹ × 11681¹ × 13¹ × 4493¹
LCM(58405,58409) = 3411377645