What is the Least Common Multiple of 66590 and 66608?

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 66590 and 66608 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66590 and 66608, than apply into the LCM equation.

GCF(66590,66608) = 2
LCM(66590,66608) = ( 66590 × 66608) / 2
LCM(66590,66608) = 4435426720 / 2
LCM(66590,66608) = 2217713360

Least Common Multiple (LCM) of 66590 and 66608 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66590 and 66608. First we will calculate the prime factors of 66590 and 66608.

Prime Factorization of 66590

Prime Factorization of 66608

Now multiplying the highest exponent prime factors to calculate the LCM of 66590 and 66608.

LCM(66590,66608) = 2⁴ × 5¹ × 6659¹ × 23¹ × 181¹
LCM(66590,66608) = 2217713360