What is the Least Common Multiple of 55996 and 56008?

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 55996 and 56008 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55996 and 56008, than apply into the LCM equation.

GCF(55996,56008) = 4
LCM(55996,56008) = ( 55996 × 56008) / 4
LCM(55996,56008) = 3136223968 / 4
LCM(55996,56008) = 784055992

Least Common Multiple (LCM) of 55996 and 56008 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55996 and 56008. First we will calculate the prime factors of 55996 and 56008.

Prime Factorization of 55996

Prime Factorization of 56008

Now multiplying the highest exponent prime factors to calculate the LCM of 55996 and 56008.

LCM(55996,56008) = 2³ × 13999¹ × 7001¹
LCM(55996,56008) = 784055992