What is the Least Common Multiple of 40858 and 40864?

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 40858 and 40864 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40858 and 40864, than apply into the LCM equation.

GCF(40858,40864) = 2
LCM(40858,40864) = ( 40858 × 40864) / 2
LCM(40858,40864) = 1669621312 / 2
LCM(40858,40864) = 834810656

Least Common Multiple (LCM) of 40858 and 40864 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40858 and 40864. First we will calculate the prime factors of 40858 and 40864.

Prime Factorization of 40858

Prime Factorization of 40864

Now multiplying the highest exponent prime factors to calculate the LCM of 40858 and 40864.

LCM(40858,40864) = 2⁵ × 31¹ × 659¹ × 1277¹
LCM(40858,40864) = 834810656