What is the Least Common Multiple of 55993 and 56009?

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 55993 and 56009 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55993 and 56009, than apply into the LCM equation.

GCF(55993,56009) = 1
LCM(55993,56009) = ( 55993 × 56009) / 1
LCM(55993,56009) = 3136111937 / 1
LCM(55993,56009) = 3136111937

Least Common Multiple (LCM) of 55993 and 56009 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55993 and 56009. First we will calculate the prime factors of 55993 and 56009.

Prime Factorization of 55993

Prime Factorization of 56009

Now multiplying the highest exponent prime factors to calculate the LCM of 55993 and 56009.

LCM(55993,56009) = 7¹ × 19¹ × 421¹ × 56009¹
LCM(55993,56009) = 3136111937