What is the Least Common Multiple of 15943 and 15953?

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 15943 and 15953 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15943 and 15953, than apply into the LCM equation.

GCF(15943,15953) = 1
LCM(15943,15953) = ( 15943 × 15953) / 1
LCM(15943,15953) = 254338679 / 1
LCM(15943,15953) = 254338679

Least Common Multiple (LCM) of 15943 and 15953 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15943 and 15953. First we will calculate the prime factors of 15943 and 15953.

Prime Factorization of 15943

Prime Factorization of 15953

Now multiplying the highest exponent prime factors to calculate the LCM of 15943 and 15953.

LCM(15943,15953) = 107¹ × 149¹ × 7¹ × 43¹ × 53¹
LCM(15943,15953) = 254338679