What is the Least Common Multiple of 31649 and 31654?

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 31649 and 31654 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31649 and 31654, than apply into the LCM equation.

GCF(31649,31654) = 1
LCM(31649,31654) = ( 31649 × 31654) / 1
LCM(31649,31654) = 1001817446 / 1
LCM(31649,31654) = 1001817446

Least Common Multiple (LCM) of 31649 and 31654 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31649 and 31654. First we will calculate the prime factors of 31649 and 31654.

Prime Factorization of 31649

Prime Factorization of 31654

Now multiplying the highest exponent prime factors to calculate the LCM of 31649 and 31654.

LCM(31649,31654) = 31649¹ × 2¹ × 7² × 17¹ × 19¹
LCM(31649,31654) = 1001817446