What is the Least Common Multiple of 90442 and 90448?

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 90442 and 90448 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90442 and 90448, than apply into the LCM equation.

GCF(90442,90448) = 2
LCM(90442,90448) = ( 90442 × 90448) / 2
LCM(90442,90448) = 8180298016 / 2
LCM(90442,90448) = 4090149008

Least Common Multiple (LCM) of 90442 and 90448 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90442 and 90448. First we will calculate the prime factors of 90442 and 90448.

Prime Factorization of 90442

Prime Factorization of 90448

Now multiplying the highest exponent prime factors to calculate the LCM of 90442 and 90448.

LCM(90442,90448) = 2⁴ × 11¹ × 4111¹ × 5653¹
LCM(90442,90448) = 4090149008