What is the Least Common Multiple of 30310 and 30318?

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 30310 and 30318 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30310 and 30318, than apply into the LCM equation.

GCF(30310,30318) = 2
LCM(30310,30318) = ( 30310 × 30318) / 2
LCM(30310,30318) = 918938580 / 2
LCM(30310,30318) = 459469290

Least Common Multiple (LCM) of 30310 and 30318 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30310 and 30318. First we will calculate the prime factors of 30310 and 30318.

Prime Factorization of 30310

Prime Factorization of 30318

Now multiplying the highest exponent prime factors to calculate the LCM of 30310 and 30318.

LCM(30310,30318) = 2¹ × 5¹ × 7¹ × 433¹ × 3¹ × 31¹ × 163¹
LCM(30310,30318) = 459469290