What is the Least Common Multiple of 19154 and 19174?

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 19154 and 19174 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19154 and 19174, than apply into the LCM equation.

GCF(19154,19174) = 2
LCM(19154,19174) = ( 19154 × 19174) / 2
LCM(19154,19174) = 367258796 / 2
LCM(19154,19174) = 183629398

Least Common Multiple (LCM) of 19154 and 19174 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19154 and 19174. First we will calculate the prime factors of 19154 and 19174.

Prime Factorization of 19154

Prime Factorization of 19174

Now multiplying the highest exponent prime factors to calculate the LCM of 19154 and 19174.

LCM(19154,19174) = 2¹ × 61¹ × 157¹ × 9587¹
LCM(19154,19174) = 183629398