What is the Least Common Multiple of 9142 and 9158?

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 9142 and 9158 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9142 and 9158, than apply into the LCM equation.

GCF(9142,9158) = 2
LCM(9142,9158) = ( 9142 × 9158) / 2
LCM(9142,9158) = 83722436 / 2
LCM(9142,9158) = 41861218

Least Common Multiple (LCM) of 9142 and 9158 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9142 and 9158. First we will calculate the prime factors of 9142 and 9158.

Prime Factorization of 9142

Prime Factorization of 9158

Now multiplying the highest exponent prime factors to calculate the LCM of 9142 and 9158.

LCM(9142,9158) = 2¹ × 7¹ × 653¹ × 19¹ × 241¹
LCM(9142,9158) = 41861218