What is the Least Common Multiple of 43619 and 43639?

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 43619 and 43639 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43619 and 43639, than apply into the LCM equation.

GCF(43619,43639) = 1
LCM(43619,43639) = ( 43619 × 43639) / 1
LCM(43619,43639) = 1903489541 / 1
LCM(43619,43639) = 1903489541

Least Common Multiple (LCM) of 43619 and 43639 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43619 and 43639. First we will calculate the prime factors of 43619 and 43639.

Prime Factorization of 43619

Prime Factorization of 43639

Now multiplying the highest exponent prime factors to calculate the LCM of 43619 and 43639.

LCM(43619,43639) = 53¹ × 823¹ × 17² × 151¹
LCM(43619,43639) = 1903489541