What is the Least Common Multiple of 9160 and 9172?

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 9160 and 9172 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9160 and 9172, than apply into the LCM equation.

GCF(9160,9172) = 4
LCM(9160,9172) = ( 9160 × 9172) / 4
LCM(9160,9172) = 84015520 / 4
LCM(9160,9172) = 21003880

Least Common Multiple (LCM) of 9160 and 9172 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9160 and 9172. First we will calculate the prime factors of 9160 and 9172.

Prime Factorization of 9160

Prime Factorization of 9172

Now multiplying the highest exponent prime factors to calculate the LCM of 9160 and 9172.

LCM(9160,9172) = 2³ × 5¹ × 229¹ × 2293¹
LCM(9160,9172) = 21003880