What is the Least Common Multiple of 90710 and 90718?

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 90710 and 90718 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90710 and 90718, than apply into the LCM equation.

GCF(90710,90718) = 2
LCM(90710,90718) = ( 90710 × 90718) / 2
LCM(90710,90718) = 8229029780 / 2
LCM(90710,90718) = 4114514890

Least Common Multiple (LCM) of 90710 and 90718 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90710 and 90718. First we will calculate the prime factors of 90710 and 90718.

Prime Factorization of 90710

Prime Factorization of 90718

Now multiplying the highest exponent prime factors to calculate the LCM of 90710 and 90718.

LCM(90710,90718) = 2¹ × 5¹ × 47¹ × 193¹ × 67¹ × 677¹
LCM(90710,90718) = 4114514890