What is the Least Common Multiple of 70732 and 70742?

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 70732 and 70742 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70732 and 70742, than apply into the LCM equation.

GCF(70732,70742) = 2
LCM(70732,70742) = ( 70732 × 70742) / 2
LCM(70732,70742) = 5003723144 / 2
LCM(70732,70742) = 2501861572

Least Common Multiple (LCM) of 70732 and 70742 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70732 and 70742. First we will calculate the prime factors of 70732 and 70742.

Prime Factorization of 70732

Prime Factorization of 70742

Now multiplying the highest exponent prime factors to calculate the LCM of 70732 and 70742.

LCM(70732,70742) = 2² × 17683¹ × 7¹ × 31¹ × 163¹
LCM(70732,70742) = 2501861572