What is the Least Common Multiple of 70778 and 70786?

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 70778 and 70786 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70778 and 70786, than apply into the LCM equation.

GCF(70778,70786) = 2
LCM(70778,70786) = ( 70778 × 70786) / 2
LCM(70778,70786) = 5010091508 / 2
LCM(70778,70786) = 2505045754

Least Common Multiple (LCM) of 70778 and 70786 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70778 and 70786. First we will calculate the prime factors of 70778 and 70786.

Prime Factorization of 70778

Prime Factorization of 70786

Now multiplying the highest exponent prime factors to calculate the LCM of 70778 and 70786.

LCM(70778,70786) = 2¹ × 43¹ × 823¹ × 35393¹
LCM(70778,70786) = 2505045754