What is the Least Common Multiple of 63689 and 63709?

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 63689 and 63709 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63689 and 63709, than apply into the LCM equation.

GCF(63689,63709) = 1
LCM(63689,63709) = ( 63689 × 63709) / 1
LCM(63689,63709) = 4057562501 / 1
LCM(63689,63709) = 4057562501

Least Common Multiple (LCM) of 63689 and 63709 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63689 and 63709. First we will calculate the prime factors of 63689 and 63709.

Prime Factorization of 63689

Prime Factorization of 63709

Now multiplying the highest exponent prime factors to calculate the LCM of 63689 and 63709.

LCM(63689,63709) = 63689¹ × 63709¹
LCM(63689,63709) = 4057562501