What is the Least Common Multiple of 11543 and 11547?

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 11543 and 11547 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11543 and 11547, than apply into the LCM equation.

GCF(11543,11547) = 1
LCM(11543,11547) = ( 11543 × 11547) / 1
LCM(11543,11547) = 133287021 / 1
LCM(11543,11547) = 133287021

Least Common Multiple (LCM) of 11543 and 11547 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11543 and 11547. First we will calculate the prime factors of 11543 and 11547.

Prime Factorization of 11543

Prime Factorization of 11547

Now multiplying the highest exponent prime factors to calculate the LCM of 11543 and 11547.

LCM(11543,11547) = 7¹ × 17¹ × 97¹ × 3² × 1283¹
LCM(11543,11547) = 133287021