What is the Least Common Multiple of 57690 and 57704?

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 57690 and 57704 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57690 and 57704, than apply into the LCM equation.

GCF(57690,57704) = 2
LCM(57690,57704) = ( 57690 × 57704) / 2
LCM(57690,57704) = 3328943760 / 2
LCM(57690,57704) = 1664471880

Least Common Multiple (LCM) of 57690 and 57704 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57690 and 57704. First we will calculate the prime factors of 57690 and 57704.

Prime Factorization of 57690

Prime Factorization of 57704

Now multiplying the highest exponent prime factors to calculate the LCM of 57690 and 57704.

LCM(57690,57704) = 2³ × 3² × 5¹ × 641¹ × 7213¹
LCM(57690,57704) = 1664471880