What is the Least Common Multiple of 31224 and 31244?

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 31224 and 31244 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31224 and 31244, than apply into the LCM equation.

GCF(31224,31244) = 4
LCM(31224,31244) = ( 31224 × 31244) / 4
LCM(31224,31244) = 975562656 / 4
LCM(31224,31244) = 243890664

Least Common Multiple (LCM) of 31224 and 31244 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31224 and 31244. First we will calculate the prime factors of 31224 and 31244.

Prime Factorization of 31224

Prime Factorization of 31244

Now multiplying the highest exponent prime factors to calculate the LCM of 31224 and 31244.

LCM(31224,31244) = 2³ × 3¹ × 1301¹ × 73¹ × 107¹
LCM(31224,31244) = 243890664