What is the Least Common Multiple of 71511 and 71518?

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 71511 and 71518 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71511 and 71518, than apply into the LCM equation.

GCF(71511,71518) = 1
LCM(71511,71518) = ( 71511 × 71518) / 1
LCM(71511,71518) = 5114323698 / 1
LCM(71511,71518) = 5114323698

Least Common Multiple (LCM) of 71511 and 71518 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71511 and 71518. First we will calculate the prime factors of 71511 and 71518.

Prime Factorization of 71511

Prime Factorization of 71518

Now multiplying the highest exponent prime factors to calculate the LCM of 71511 and 71518.

LCM(71511,71518) = 3¹ × 11² × 197¹ × 2¹ × 35759¹
LCM(71511,71518) = 5114323698