What is the Least Common Multiple of 1738 and 1758?

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 1738 and 1758 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1738 and 1758, than apply into the LCM equation.

GCF(1738,1758) = 2
LCM(1738,1758) = ( 1738 × 1758) / 2
LCM(1738,1758) = 3055404 / 2
LCM(1738,1758) = 1527702

Least Common Multiple (LCM) of 1738 and 1758 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1738 and 1758. First we will calculate the prime factors of 1738 and 1758.

Prime Factorization of 1738

Prime Factorization of 1758

Now multiplying the highest exponent prime factors to calculate the LCM of 1738 and 1758.

LCM(1738,1758) = 2¹ × 11¹ × 79¹ × 3¹ × 293¹
LCM(1738,1758) = 1527702