What is the Least Common Multiple of 3830 and 3838?

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 3830 and 3838 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3830 and 3838, than apply into the LCM equation.

GCF(3830,3838) = 2
LCM(3830,3838) = ( 3830 × 3838) / 2
LCM(3830,3838) = 14699540 / 2
LCM(3830,3838) = 7349770

Least Common Multiple (LCM) of 3830 and 3838 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3830 and 3838. First we will calculate the prime factors of 3830 and 3838.

Prime Factorization of 3830

Prime Factorization of 3838

Now multiplying the highest exponent prime factors to calculate the LCM of 3830 and 3838.

LCM(3830,3838) = 2¹ × 5¹ × 383¹ × 19¹ × 101¹
LCM(3830,3838) = 7349770