What is the Least Common Multiple of 2749 and 2755?

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 2749 and 2755 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2749 and 2755, than apply into the LCM equation.

GCF(2749,2755) = 1
LCM(2749,2755) = ( 2749 × 2755) / 1
LCM(2749,2755) = 7573495 / 1
LCM(2749,2755) = 7573495

Least Common Multiple (LCM) of 2749 and 2755 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2749 and 2755. First we will calculate the prime factors of 2749 and 2755.

Prime Factorization of 2749

Prime Factorization of 2755

Now multiplying the highest exponent prime factors to calculate the LCM of 2749 and 2755.

LCM(2749,2755) = 2749¹ × 5¹ × 19¹ × 29¹
LCM(2749,2755) = 7573495