What is the Least Common Multiple of 57921 and 57939?

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 57921 and 57939 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57921 and 57939, than apply into the LCM equation.

GCF(57921,57939) = 3
LCM(57921,57939) = ( 57921 × 57939) / 3
LCM(57921,57939) = 3355884819 / 3
LCM(57921,57939) = 1118628273

Least Common Multiple (LCM) of 57921 and 57939 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57921 and 57939. First we will calculate the prime factors of 57921 and 57939.

Prime Factorization of 57921

Prime Factorization of 57939

Now multiplying the highest exponent prime factors to calculate the LCM of 57921 and 57939.

LCM(57921,57939) = 3¹ × 43¹ × 449¹ × 7¹ × 31¹ × 89¹
LCM(57921,57939) = 1118628273