What is the Least Common Multiple of 19865 and 19883?

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 19865 and 19883 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19865 and 19883, than apply into the LCM equation.

GCF(19865,19883) = 1
LCM(19865,19883) = ( 19865 × 19883) / 1
LCM(19865,19883) = 394975795 / 1
LCM(19865,19883) = 394975795

Least Common Multiple (LCM) of 19865 and 19883 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19865 and 19883. First we will calculate the prime factors of 19865 and 19883.

Prime Factorization of 19865

Prime Factorization of 19883

Now multiplying the highest exponent prime factors to calculate the LCM of 19865 and 19883.

LCM(19865,19883) = 5¹ × 29¹ × 137¹ × 59¹ × 337¹
LCM(19865,19883) = 394975795