What is the Least Common Multiple of 54740 and 54758?

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 54740 and 54758 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54740 and 54758, than apply into the LCM equation.

GCF(54740,54758) = 2
LCM(54740,54758) = ( 54740 × 54758) / 2
LCM(54740,54758) = 2997452920 / 2
LCM(54740,54758) = 1498726460

Least Common Multiple (LCM) of 54740 and 54758 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54740 and 54758. First we will calculate the prime factors of 54740 and 54758.

Prime Factorization of 54740

Prime Factorization of 54758

Now multiplying the highest exponent prime factors to calculate the LCM of 54740 and 54758.

LCM(54740,54758) = 2² × 5¹ × 7¹ × 17¹ × 23¹ × 11¹ × 19¹ × 131¹
LCM(54740,54758) = 1498726460