What is the Least Common Multiple of 2905 and 2913?

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 2905 and 2913 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2905 and 2913, than apply into the LCM equation.

GCF(2905,2913) = 1
LCM(2905,2913) = ( 2905 × 2913) / 1
LCM(2905,2913) = 8462265 / 1
LCM(2905,2913) = 8462265

Least Common Multiple (LCM) of 2905 and 2913 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2905 and 2913. First we will calculate the prime factors of 2905 and 2913.

Prime Factorization of 2905

Prime Factorization of 2913

Now multiplying the highest exponent prime factors to calculate the LCM of 2905 and 2913.

LCM(2905,2913) = 5¹ × 7¹ × 83¹ × 3¹ × 971¹
LCM(2905,2913) = 8462265