What is the Least Common Multiple of 40520 and 40539?

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 40520 and 40539 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40520 and 40539, than apply into the LCM equation.

GCF(40520,40539) = 1
LCM(40520,40539) = ( 40520 × 40539) / 1
LCM(40520,40539) = 1642640280 / 1
LCM(40520,40539) = 1642640280

Least Common Multiple (LCM) of 40520 and 40539 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40520 and 40539. First we will calculate the prime factors of 40520 and 40539.

Prime Factorization of 40520

Prime Factorization of 40539

Now multiplying the highest exponent prime factors to calculate the LCM of 40520 and 40539.

LCM(40520,40539) = 2³ × 5¹ × 1013¹ × 3¹ × 13513¹
LCM(40520,40539) = 1642640280