What is the Least Common Multiple of 47903 and 47921?

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 47903 and 47921 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47903 and 47921, than apply into the LCM equation.

GCF(47903,47921) = 1
LCM(47903,47921) = ( 47903 × 47921) / 1
LCM(47903,47921) = 2295559663 / 1
LCM(47903,47921) = 2295559663

Least Common Multiple (LCM) of 47903 and 47921 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47903 and 47921. First we will calculate the prime factors of 47903 and 47921.

Prime Factorization of 47903

Prime Factorization of 47921

Now multiplying the highest exponent prime factors to calculate the LCM of 47903 and 47921.

LCM(47903,47921) = 47903¹ × 173¹ × 277¹
LCM(47903,47921) = 2295559663