What is the Least Common Multiple of 9451 and 9457?

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 9451 and 9457 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9451 and 9457, than apply into the LCM equation.

GCF(9451,9457) = 1
LCM(9451,9457) = ( 9451 × 9457) / 1
LCM(9451,9457) = 89378107 / 1
LCM(9451,9457) = 89378107

Least Common Multiple (LCM) of 9451 and 9457 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9451 and 9457. First we will calculate the prime factors of 9451 and 9457.

Prime Factorization of 9451

Prime Factorization of 9457

Now multiplying the highest exponent prime factors to calculate the LCM of 9451 and 9457.

LCM(9451,9457) = 13¹ × 727¹ × 7² × 193¹
LCM(9451,9457) = 89378107