What is the Least Common Multiple of 31684 and 31704?

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 31684 and 31704 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31684 and 31704, than apply into the LCM equation.

GCF(31684,31704) = 4
LCM(31684,31704) = ( 31684 × 31704) / 4
LCM(31684,31704) = 1004509536 / 4
LCM(31684,31704) = 251127384

Least Common Multiple (LCM) of 31684 and 31704 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31684 and 31704. First we will calculate the prime factors of 31684 and 31704.

Prime Factorization of 31684

Prime Factorization of 31704

Now multiplying the highest exponent prime factors to calculate the LCM of 31684 and 31704.

LCM(31684,31704) = 2³ × 89² × 3¹ × 1321¹
LCM(31684,31704) = 251127384