What is the Least Common Multiple of 53643 and 53647?

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 53643 and 53647 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53643 and 53647, than apply into the LCM equation.

GCF(53643,53647) = 1
LCM(53643,53647) = ( 53643 × 53647) / 1
LCM(53643,53647) = 2877786021 / 1
LCM(53643,53647) = 2877786021

Least Common Multiple (LCM) of 53643 and 53647 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53643 and 53647. First we will calculate the prime factors of 53643 and 53647.

Prime Factorization of 53643

Prime Factorization of 53647

Now multiplying the highest exponent prime factors to calculate the LCM of 53643 and 53647.

LCM(53643,53647) = 3¹ × 17881¹ × 11¹ × 4877¹
LCM(53643,53647) = 2877786021