What is the Least Common Multiple of 99842 and 99862?

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 99842 and 99862 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 99842 and 99862, than apply into the LCM equation.

GCF(99842,99862) = 2
LCM(99842,99862) = ( 99842 × 99862) / 2
LCM(99842,99862) = 9970421804 / 2
LCM(99842,99862) = 4985210902

Least Common Multiple (LCM) of 99842 and 99862 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 99842 and 99862. First we will calculate the prime factors of 99842 and 99862.

Prime Factorization of 99842

Prime Factorization of 99862

Now multiplying the highest exponent prime factors to calculate the LCM of 99842 and 99862.

LCM(99842,99862) = 2¹ × 49921¹ × 7² × 1019¹
LCM(99842,99862) = 4985210902