What is the Least Common Multiple of 66310 and 66318?

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 66310 and 66318 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66310 and 66318, than apply into the LCM equation.

GCF(66310,66318) = 2
LCM(66310,66318) = ( 66310 × 66318) / 2
LCM(66310,66318) = 4397546580 / 2
LCM(66310,66318) = 2198773290

Least Common Multiple (LCM) of 66310 and 66318 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66310 and 66318. First we will calculate the prime factors of 66310 and 66318.

Prime Factorization of 66310

Prime Factorization of 66318

Now multiplying the highest exponent prime factors to calculate the LCM of 66310 and 66318.

LCM(66310,66318) = 2¹ × 5¹ × 19¹ × 349¹ × 3¹ × 7¹ × 1579¹
LCM(66310,66318) = 2198773290