What is the Least Common Multiple of 45380 and 45392?

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 45380 and 45392 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45380 and 45392, than apply into the LCM equation.

GCF(45380,45392) = 4
LCM(45380,45392) = ( 45380 × 45392) / 4
LCM(45380,45392) = 2059888960 / 4
LCM(45380,45392) = 514972240

Least Common Multiple (LCM) of 45380 and 45392 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45380 and 45392. First we will calculate the prime factors of 45380 and 45392.

Prime Factorization of 45380

Prime Factorization of 45392

Now multiplying the highest exponent prime factors to calculate the LCM of 45380 and 45392.

LCM(45380,45392) = 2⁴ × 5¹ × 2269¹ × 2837¹
LCM(45380,45392) = 514972240