What is the Least Common Multiple of 79774 and 79786?

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 79774 and 79786 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79774 and 79786, than apply into the LCM equation.

GCF(79774,79786) = 2
LCM(79774,79786) = ( 79774 × 79786) / 2
LCM(79774,79786) = 6364848364 / 2
LCM(79774,79786) = 3182424182

Least Common Multiple (LCM) of 79774 and 79786 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79774 and 79786. First we will calculate the prime factors of 79774 and 79786.

Prime Factorization of 79774

Prime Factorization of 79786

Now multiplying the highest exponent prime factors to calculate the LCM of 79774 and 79786.

LCM(79774,79786) = 2¹ × 39887¹ × 7¹ × 41¹ × 139¹
LCM(79774,79786) = 3182424182