What is the Least Common Multiple of 91489 and 91505?

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 91489 and 91505 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91489 and 91505, than apply into the LCM equation.

GCF(91489,91505) = 1
LCM(91489,91505) = ( 91489 × 91505) / 1
LCM(91489,91505) = 8371700945 / 1
LCM(91489,91505) = 8371700945

Least Common Multiple (LCM) of 91489 and 91505 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91489 and 91505. First we will calculate the prime factors of 91489 and 91505.

Prime Factorization of 91489

Prime Factorization of 91505

Now multiplying the highest exponent prime factors to calculate the LCM of 91489 and 91505.

LCM(91489,91505) = 191¹ × 479¹ × 5¹ × 18301¹
LCM(91489,91505) = 8371700945