What is the Least Common Multiple of 62543 and 62561?

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 62543 and 62561 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 62543 and 62561, than apply into the LCM equation.

GCF(62543,62561) = 1
LCM(62543,62561) = ( 62543 × 62561) / 1
LCM(62543,62561) = 3912752623 / 1
LCM(62543,62561) = 3912752623

Least Common Multiple (LCM) of 62543 and 62561 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 62543 and 62561. First we will calculate the prime factors of 62543 and 62561.

Prime Factorization of 62543

Prime Factorization of 62561

Now multiplying the highest exponent prime factors to calculate the LCM of 62543 and 62561.

LCM(62543,62561) = 13¹ × 17¹ × 283¹ × 73¹ × 857¹
LCM(62543,62561) = 3912752623