What is the Least Common Multiple of 85821 and 85827?

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 85821 and 85827 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85821 and 85827, than apply into the LCM equation.

GCF(85821,85827) = 3
LCM(85821,85827) = ( 85821 × 85827) / 3
LCM(85821,85827) = 7365758967 / 3
LCM(85821,85827) = 2455252989

Least Common Multiple (LCM) of 85821 and 85827 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85821 and 85827. First we will calculate the prime factors of 85821 and 85827.

Prime Factorization of 85821

Prime Factorization of 85827

Now multiplying the highest exponent prime factors to calculate the LCM of 85821 and 85827.

LCM(85821,85827) = 3¹ × 28607¹ × 7¹ × 61¹ × 67¹
LCM(85821,85827) = 2455252989