What is the Least Common Multiple of 47551 and 47558?

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 47551 and 47558 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47551 and 47558, than apply into the LCM equation.

GCF(47551,47558) = 7
LCM(47551,47558) = ( 47551 × 47558) / 7
LCM(47551,47558) = 2261430458 / 7
LCM(47551,47558) = 323061494

Least Common Multiple (LCM) of 47551 and 47558 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47551 and 47558. First we will calculate the prime factors of 47551 and 47558.

Prime Factorization of 47551

Prime Factorization of 47558

Now multiplying the highest exponent prime factors to calculate the LCM of 47551 and 47558.

LCM(47551,47558) = 7¹ × 6793¹ × 2¹ × 43¹ × 79¹
LCM(47551,47558) = 323061494