What is the Least Common Multiple of 47671 and 47689?

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 47671 and 47689 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47671 and 47689, than apply into the LCM equation.

GCF(47671,47689) = 1
LCM(47671,47689) = ( 47671 × 47689) / 1
LCM(47671,47689) = 2273382319 / 1
LCM(47671,47689) = 2273382319

Least Common Multiple (LCM) of 47671 and 47689 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47671 and 47689. First we will calculate the prime factors of 47671 and 47689.

Prime Factorization of 47671

Prime Factorization of 47689

Now multiplying the highest exponent prime factors to calculate the LCM of 47671 and 47689.

LCM(47671,47689) = 13¹ × 19¹ × 193¹ × 103¹ × 463¹
LCM(47671,47689) = 2273382319