What is the Least Common Multiple of 30905 and 30916?

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 30905 and 30916 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30905 and 30916, than apply into the LCM equation.

GCF(30905,30916) = 1
LCM(30905,30916) = ( 30905 × 30916) / 1
LCM(30905,30916) = 955458980 / 1
LCM(30905,30916) = 955458980

Least Common Multiple (LCM) of 30905 and 30916 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30905 and 30916. First we will calculate the prime factors of 30905 and 30916.

Prime Factorization of 30905

Prime Factorization of 30916

Now multiplying the highest exponent prime factors to calculate the LCM of 30905 and 30916.

LCM(30905,30916) = 5¹ × 7¹ × 883¹ × 2² × 59¹ × 131¹
LCM(30905,30916) = 955458980