What is the Least Common Multiple of 90548 and 90562?

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 90548 and 90562 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90548 and 90562, than apply into the LCM equation.

GCF(90548,90562) = 2
LCM(90548,90562) = ( 90548 × 90562) / 2
LCM(90548,90562) = 8200207976 / 2
LCM(90548,90562) = 4100103988

Least Common Multiple (LCM) of 90548 and 90562 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90548 and 90562. First we will calculate the prime factors of 90548 and 90562.

Prime Factorization of 90548

Prime Factorization of 90562

Now multiplying the highest exponent prime factors to calculate the LCM of 90548 and 90562.

LCM(90548,90562) = 2² × 22637¹ × 45281¹
LCM(90548,90562) = 4100103988