What is the Least Common Multiple of 46305 and 46320?

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 46305 and 46320 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 46305 and 46320, than apply into the LCM equation.

GCF(46305,46320) = 15
LCM(46305,46320) = ( 46305 × 46320) / 15
LCM(46305,46320) = 2144847600 / 15
LCM(46305,46320) = 142989840

Least Common Multiple (LCM) of 46305 and 46320 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 46305 and 46320. First we will calculate the prime factors of 46305 and 46320.

Prime Factorization of 46305

Prime Factorization of 46320

Now multiplying the highest exponent prime factors to calculate the LCM of 46305 and 46320.

LCM(46305,46320) = 3³ × 5¹ × 7³ × 2⁴ × 193¹
LCM(46305,46320) = 142989840