What is the Least Common Multiple of 68521 and 68539?

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 68521 and 68539 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68521 and 68539, than apply into the LCM equation.

GCF(68521,68539) = 1
LCM(68521,68539) = ( 68521 × 68539) / 1
LCM(68521,68539) = 4696360819 / 1
LCM(68521,68539) = 4696360819

Least Common Multiple (LCM) of 68521 and 68539 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68521 and 68539. First we will calculate the prime factors of 68521 and 68539.

Prime Factorization of 68521

Prime Factorization of 68539

Now multiplying the highest exponent prime factors to calculate the LCM of 68521 and 68539.

LCM(68521,68539) = 68521¹ × 68539¹
LCM(68521,68539) = 4696360819