What is the Least Common Multiple of 65015 and 65031?

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 65015 and 65031 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65015 and 65031, than apply into the LCM equation.

GCF(65015,65031) = 1
LCM(65015,65031) = ( 65015 × 65031) / 1
LCM(65015,65031) = 4227990465 / 1
LCM(65015,65031) = 4227990465

Least Common Multiple (LCM) of 65015 and 65031 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65015 and 65031. First we will calculate the prime factors of 65015 and 65031.

Prime Factorization of 65015

Prime Factorization of 65031

Now multiplying the highest exponent prime factors to calculate the LCM of 65015 and 65031.

LCM(65015,65031) = 5¹ × 13003¹ × 3¹ × 53¹ × 409¹
LCM(65015,65031) = 4227990465