What is the Least Common Multiple of 56681 and 56689?

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 56681 and 56689 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56681 and 56689, than apply into the LCM equation.

GCF(56681,56689) = 1
LCM(56681,56689) = ( 56681 × 56689) / 1
LCM(56681,56689) = 3213189209 / 1
LCM(56681,56689) = 3213189209

Least Common Multiple (LCM) of 56681 and 56689 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56681 and 56689. First we will calculate the prime factors of 56681 and 56689.

Prime Factorization of 56681

Prime Factorization of 56689

Now multiplying the highest exponent prime factors to calculate the LCM of 56681 and 56689.

LCM(56681,56689) = 56681¹ × 83¹ × 683¹
LCM(56681,56689) = 3213189209