What is the Least Common Multiple of 45431 and 45449?

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 45431 and 45449 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45431 and 45449, than apply into the LCM equation.

GCF(45431,45449) = 1
LCM(45431,45449) = ( 45431 × 45449) / 1
LCM(45431,45449) = 2064793519 / 1
LCM(45431,45449) = 2064793519

Least Common Multiple (LCM) of 45431 and 45449 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45431 and 45449. First we will calculate the prime factors of 45431 and 45449.

Prime Factorization of 45431

Prime Factorization of 45449

Now multiplying the highest exponent prime factors to calculate the LCM of 45431 and 45449.

LCM(45431,45449) = 181¹ × 251¹ × 47¹ × 967¹
LCM(45431,45449) = 2064793519