What is the Least Common Multiple of 40556 and 40563?

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 40556 and 40563 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40556 and 40563, than apply into the LCM equation.

GCF(40556,40563) = 1
LCM(40556,40563) = ( 40556 × 40563) / 1
LCM(40556,40563) = 1645073028 / 1
LCM(40556,40563) = 1645073028

Least Common Multiple (LCM) of 40556 and 40563 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40556 and 40563. First we will calculate the prime factors of 40556 and 40563.

Prime Factorization of 40556

Prime Factorization of 40563

Now multiplying the highest exponent prime factors to calculate the LCM of 40556 and 40563.

LCM(40556,40563) = 2² × 10139¹ × 3² × 4507¹
LCM(40556,40563) = 1645073028