What is the Least Common Multiple of 30880 and 30884?

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 30880 and 30884 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30880 and 30884, than apply into the LCM equation.

GCF(30880,30884) = 4
LCM(30880,30884) = ( 30880 × 30884) / 4
LCM(30880,30884) = 953697920 / 4
LCM(30880,30884) = 238424480

Least Common Multiple (LCM) of 30880 and 30884 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30880 and 30884. First we will calculate the prime factors of 30880 and 30884.

Prime Factorization of 30880

Prime Factorization of 30884

Now multiplying the highest exponent prime factors to calculate the LCM of 30880 and 30884.

LCM(30880,30884) = 2⁵ × 5¹ × 193¹ × 7¹ × 1103¹
LCM(30880,30884) = 238424480