What is the Least Common Multiple of 53985 and 54005?

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 53985 and 54005 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53985 and 54005, than apply into the LCM equation.

GCF(53985,54005) = 5
LCM(53985,54005) = ( 53985 × 54005) / 5
LCM(53985,54005) = 2915459925 / 5
LCM(53985,54005) = 583091985

Least Common Multiple (LCM) of 53985 and 54005 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53985 and 54005. First we will calculate the prime factors of 53985 and 54005.

Prime Factorization of 53985

Prime Factorization of 54005

Now multiplying the highest exponent prime factors to calculate the LCM of 53985 and 54005.

LCM(53985,54005) = 3¹ × 5¹ × 59¹ × 61¹ × 7¹ × 1543¹
LCM(53985,54005) = 583091985