What is the Least Common Multiple of 61278 and 61288?

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 61278 and 61288 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61278 and 61288, than apply into the LCM equation.

GCF(61278,61288) = 2
LCM(61278,61288) = ( 61278 × 61288) / 2
LCM(61278,61288) = 3755606064 / 2
LCM(61278,61288) = 1877803032

Least Common Multiple (LCM) of 61278 and 61288 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61278 and 61288. First we will calculate the prime factors of 61278 and 61288.

Prime Factorization of 61278

Prime Factorization of 61288

Now multiplying the highest exponent prime factors to calculate the LCM of 61278 and 61288.

LCM(61278,61288) = 2³ × 3¹ × 7¹ × 1459¹ × 47¹ × 163¹
LCM(61278,61288) = 1877803032