What is the Least Common Multiple of 53398 and 53406?

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 53398 and 53406 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53398 and 53406, than apply into the LCM equation.

GCF(53398,53406) = 2
LCM(53398,53406) = ( 53398 × 53406) / 2
LCM(53398,53406) = 2851773588 / 2
LCM(53398,53406) = 1425886794

Least Common Multiple (LCM) of 53398 and 53406 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53398 and 53406. First we will calculate the prime factors of 53398 and 53406.

Prime Factorization of 53398

Prime Factorization of 53406

Now multiplying the highest exponent prime factors to calculate the LCM of 53398 and 53406.

LCM(53398,53406) = 2¹ × 26699¹ × 3³ × 23¹ × 43¹
LCM(53398,53406) = 1425886794