What is the Least Common Multiple of 66328 and 66340?

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 66328 and 66340 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66328 and 66340, than apply into the LCM equation.

GCF(66328,66340) = 4
LCM(66328,66340) = ( 66328 × 66340) / 4
LCM(66328,66340) = 4400199520 / 4
LCM(66328,66340) = 1100049880

Least Common Multiple (LCM) of 66328 and 66340 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66328 and 66340. First we will calculate the prime factors of 66328 and 66340.

Prime Factorization of 66328

Prime Factorization of 66340

Now multiplying the highest exponent prime factors to calculate the LCM of 66328 and 66340.

LCM(66328,66340) = 2³ × 8291¹ × 5¹ × 31¹ × 107¹
LCM(66328,66340) = 1100049880