What is the Least Common Multiple of 91235 and 91255?

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 91235 and 91255 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91235 and 91255, than apply into the LCM equation.

GCF(91235,91255) = 5
LCM(91235,91255) = ( 91235 × 91255) / 5
LCM(91235,91255) = 8325649925 / 5
LCM(91235,91255) = 1665129985

Least Common Multiple (LCM) of 91235 and 91255 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91235 and 91255. First we will calculate the prime factors of 91235 and 91255.

Prime Factorization of 91235

Prime Factorization of 91255

Now multiplying the highest exponent prime factors to calculate the LCM of 91235 and 91255.

LCM(91235,91255) = 5¹ × 71¹ × 257¹ × 18251¹
LCM(91235,91255) = 1665129985