What is the Least Common Multiple of 40457 and 40461?

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 40457 and 40461 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40457 and 40461, than apply into the LCM equation.

GCF(40457,40461) = 1
LCM(40457,40461) = ( 40457 × 40461) / 1
LCM(40457,40461) = 1636930677 / 1
LCM(40457,40461) = 1636930677

Least Common Multiple (LCM) of 40457 and 40461 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40457 and 40461. First we will calculate the prime factors of 40457 and 40461.

Prime Factorization of 40457

Prime Factorization of 40461

Now multiplying the highest exponent prime factors to calculate the LCM of 40457 and 40461.

LCM(40457,40461) = 23¹ × 1759¹ × 3¹ × 13487¹
LCM(40457,40461) = 1636930677