What is the Least Common Multiple of 70519 and 70531?

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 70519 and 70531 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70519 and 70531, than apply into the LCM equation.

GCF(70519,70531) = 1
LCM(70519,70531) = ( 70519 × 70531) / 1
LCM(70519,70531) = 4973775589 / 1
LCM(70519,70531) = 4973775589

Least Common Multiple (LCM) of 70519 and 70531 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70519 and 70531. First we will calculate the prime factors of 70519 and 70531.

Prime Factorization of 70519

Prime Factorization of 70531

Now multiplying the highest exponent prime factors to calculate the LCM of 70519 and 70531.

LCM(70519,70531) = 97¹ × 727¹ × 251¹ × 281¹
LCM(70519,70531) = 4973775589