What is the Least Common Multiple of 68516 and 68536?

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 68516 and 68536 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68516 and 68536, than apply into the LCM equation.

GCF(68516,68536) = 4
LCM(68516,68536) = ( 68516 × 68536) / 4
LCM(68516,68536) = 4695812576 / 4
LCM(68516,68536) = 1173953144

Least Common Multiple (LCM) of 68516 and 68536 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68516 and 68536. First we will calculate the prime factors of 68516 and 68536.

Prime Factorization of 68516

Prime Factorization of 68536

Now multiplying the highest exponent prime factors to calculate the LCM of 68516 and 68536.

LCM(68516,68536) = 2³ × 7¹ × 2447¹ × 13¹ × 659¹
LCM(68516,68536) = 1173953144