What is the Least Common Multiple of 83778 and 83786?

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 83778 and 83786 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83778 and 83786, than apply into the LCM equation.

GCF(83778,83786) = 2
LCM(83778,83786) = ( 83778 × 83786) / 2
LCM(83778,83786) = 7019423508 / 2
LCM(83778,83786) = 3509711754

Least Common Multiple (LCM) of 83778 and 83786 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83778 and 83786. First we will calculate the prime factors of 83778 and 83786.

Prime Factorization of 83778

Prime Factorization of 83786

Now multiplying the highest exponent prime factors to calculate the LCM of 83778 and 83786.

LCM(83778,83786) = 2¹ × 3¹ × 13963¹ × 41893¹
LCM(83778,83786) = 3509711754