What is the Least Common Multiple of 9865 and 9872?

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 9865 and 9872 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9865 and 9872, than apply into the LCM equation.

GCF(9865,9872) = 1
LCM(9865,9872) = ( 9865 × 9872) / 1
LCM(9865,9872) = 97387280 / 1
LCM(9865,9872) = 97387280

Least Common Multiple (LCM) of 9865 and 9872 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9865 and 9872. First we will calculate the prime factors of 9865 and 9872.

Prime Factorization of 9865

Prime Factorization of 9872

Now multiplying the highest exponent prime factors to calculate the LCM of 9865 and 9872.

LCM(9865,9872) = 5¹ × 1973¹ × 2⁴ × 617¹
LCM(9865,9872) = 97387280