What is the Least Common Multiple of 39719 and 39729?

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 39719 and 39729 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39719 and 39729, than apply into the LCM equation.

GCF(39719,39729) = 1
LCM(39719,39729) = ( 39719 × 39729) / 1
LCM(39719,39729) = 1577996151 / 1
LCM(39719,39729) = 1577996151

Least Common Multiple (LCM) of 39719 and 39729 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39719 and 39729. First we will calculate the prime factors of 39719 and 39729.

Prime Factorization of 39719

Prime Factorization of 39729

Now multiplying the highest exponent prime factors to calculate the LCM of 39719 and 39729.

LCM(39719,39729) = 39719¹ × 3¹ × 17¹ × 19¹ × 41¹
LCM(39719,39729) = 1577996151