What is the Least Common Multiple of 70090 and 70110?

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 70090 and 70110 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70090 and 70110, than apply into the LCM equation.

GCF(70090,70110) = 10
LCM(70090,70110) = ( 70090 × 70110) / 10
LCM(70090,70110) = 4914009900 / 10
LCM(70090,70110) = 491400990

Least Common Multiple (LCM) of 70090 and 70110 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70090 and 70110. First we will calculate the prime factors of 70090 and 70110.

Prime Factorization of 70090

Prime Factorization of 70110

Now multiplying the highest exponent prime factors to calculate the LCM of 70090 and 70110.

LCM(70090,70110) = 2¹ × 5¹ × 43¹ × 163¹ × 3² × 19¹ × 41¹
LCM(70090,70110) = 491400990