What is the Least Common Multiple of 91958 and 91968?

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 91958 and 91968 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91958 and 91968, than apply into the LCM equation.

GCF(91958,91968) = 2
LCM(91958,91968) = ( 91958 × 91968) / 2
LCM(91958,91968) = 8457193344 / 2
LCM(91958,91968) = 4228596672

Least Common Multiple (LCM) of 91958 and 91968 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91958 and 91968. First we will calculate the prime factors of 91958 and 91968.

Prime Factorization of 91958

Prime Factorization of 91968

Now multiplying the highest exponent prime factors to calculate the LCM of 91958 and 91968.

LCM(91958,91968) = 2⁶ × 45979¹ × 3¹ × 479¹
LCM(91958,91968) = 4228596672