What is the Least Common Multiple of 70730 and 70738?

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 70730 and 70738 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70730 and 70738, than apply into the LCM equation.

GCF(70730,70738) = 2
LCM(70730,70738) = ( 70730 × 70738) / 2
LCM(70730,70738) = 5003298740 / 2
LCM(70730,70738) = 2501649370

Least Common Multiple (LCM) of 70730 and 70738 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70730 and 70738. First we will calculate the prime factors of 70730 and 70738.

Prime Factorization of 70730

Prime Factorization of 70738

Now multiplying the highest exponent prime factors to calculate the LCM of 70730 and 70738.

LCM(70730,70738) = 2¹ × 5¹ × 11¹ × 643¹ × 113¹ × 313¹
LCM(70730,70738) = 2501649370