What is the Least Common Multiple of 38830 and 38842?

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 38830 and 38842 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38830 and 38842, than apply into the LCM equation.

GCF(38830,38842) = 2
LCM(38830,38842) = ( 38830 × 38842) / 2
LCM(38830,38842) = 1508234860 / 2
LCM(38830,38842) = 754117430

Least Common Multiple (LCM) of 38830 and 38842 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38830 and 38842. First we will calculate the prime factors of 38830 and 38842.

Prime Factorization of 38830

Prime Factorization of 38842

Now multiplying the highest exponent prime factors to calculate the LCM of 38830 and 38842.

LCM(38830,38842) = 2¹ × 5¹ × 11¹ × 353¹ × 19421¹
LCM(38830,38842) = 754117430