What is the Least Common Multiple of 65698 and 65710?

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 65698 and 65710 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65698 and 65710, than apply into the LCM equation.

GCF(65698,65710) = 2
LCM(65698,65710) = ( 65698 × 65710) / 2
LCM(65698,65710) = 4317015580 / 2
LCM(65698,65710) = 2158507790

Least Common Multiple (LCM) of 65698 and 65710 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65698 and 65710. First we will calculate the prime factors of 65698 and 65710.

Prime Factorization of 65698

Prime Factorization of 65710

Now multiplying the highest exponent prime factors to calculate the LCM of 65698 and 65710.

LCM(65698,65710) = 2¹ × 107¹ × 307¹ × 5¹ × 6571¹
LCM(65698,65710) = 2158507790