What is the Least Common Multiple of 31738 and 31756?

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 31738 and 31756 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31738 and 31756, than apply into the LCM equation.

GCF(31738,31756) = 2
LCM(31738,31756) = ( 31738 × 31756) / 2
LCM(31738,31756) = 1007871928 / 2
LCM(31738,31756) = 503935964

Least Common Multiple (LCM) of 31738 and 31756 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31738 and 31756. First we will calculate the prime factors of 31738 and 31756.

Prime Factorization of 31738

Prime Factorization of 31756

Now multiplying the highest exponent prime factors to calculate the LCM of 31738 and 31756.

LCM(31738,31756) = 2² × 7¹ × 2267¹ × 17¹ × 467¹
LCM(31738,31756) = 503935964