What is the Least Common Multiple of 57778 and 57788?

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 57778 and 57788 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57778 and 57788, than apply into the LCM equation.

GCF(57778,57788) = 2
LCM(57778,57788) = ( 57778 × 57788) / 2
LCM(57778,57788) = 3338875064 / 2
LCM(57778,57788) = 1669437532

Least Common Multiple (LCM) of 57778 and 57788 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57778 and 57788. First we will calculate the prime factors of 57778 and 57788.

Prime Factorization of 57778

Prime Factorization of 57788

Now multiplying the highest exponent prime factors to calculate the LCM of 57778 and 57788.

LCM(57778,57788) = 2² × 7¹ × 4127¹ × 14447¹
LCM(57778,57788) = 1669437532