What is the Least Common Multiple of 80478 and 80486?

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 80478 and 80486 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80478 and 80486, than apply into the LCM equation.

GCF(80478,80486) = 2
LCM(80478,80486) = ( 80478 × 80486) / 2
LCM(80478,80486) = 6477352308 / 2
LCM(80478,80486) = 3238676154

Least Common Multiple (LCM) of 80478 and 80486 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80478 and 80486. First we will calculate the prime factors of 80478 and 80486.

Prime Factorization of 80478

Prime Factorization of 80486

Now multiplying the highest exponent prime factors to calculate the LCM of 80478 and 80486.

LCM(80478,80486) = 2¹ × 3² × 17¹ × 263¹ × 7¹ × 5749¹
LCM(80478,80486) = 3238676154