What is the Least Common Multiple of 10161 and 10172?

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 10161 and 10172 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10161 and 10172, than apply into the LCM equation.

GCF(10161,10172) = 1
LCM(10161,10172) = ( 10161 × 10172) / 1
LCM(10161,10172) = 103357692 / 1
LCM(10161,10172) = 103357692

Least Common Multiple (LCM) of 10161 and 10172 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10161 and 10172. First we will calculate the prime factors of 10161 and 10172.

Prime Factorization of 10161

Prime Factorization of 10172

Now multiplying the highest exponent prime factors to calculate the LCM of 10161 and 10172.

LCM(10161,10172) = 3² × 1129¹ × 2² × 2543¹
LCM(10161,10172) = 103357692