What is the Least Common Multiple of 74681 and 74687?

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 74681 and 74687 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74681 and 74687, than apply into the LCM equation.

GCF(74681,74687) = 1
LCM(74681,74687) = ( 74681 × 74687) / 1
LCM(74681,74687) = 5577699847 / 1
LCM(74681,74687) = 5577699847

Least Common Multiple (LCM) of 74681 and 74687 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74681 and 74687. First we will calculate the prime factors of 74681 and 74687.

Prime Factorization of 74681

Prime Factorization of 74687

Now multiplying the highest exponent prime factors to calculate the LCM of 74681 and 74687.

LCM(74681,74687) = 17¹ × 23¹ × 191¹ × 74687¹
LCM(74681,74687) = 5577699847