What is the Least Common Multiple of 87439 and 87449?

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 87439 and 87449 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87439 and 87449, than apply into the LCM equation.

GCF(87439,87449) = 1
LCM(87439,87449) = ( 87439 × 87449) / 1
LCM(87439,87449) = 7646453111 / 1
LCM(87439,87449) = 7646453111

Least Common Multiple (LCM) of 87439 and 87449 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87439 and 87449. First we will calculate the prime factors of 87439 and 87449.

Prime Factorization of 87439

Prime Factorization of 87449

Now multiplying the highest exponent prime factors to calculate the LCM of 87439 and 87449.

LCM(87439,87449) = 11¹ × 7949¹ × 157¹ × 557¹
LCM(87439,87449) = 7646453111