What is the Least Common Multiple of 66457 and 66461?

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 66457 and 66461 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66457 and 66461, than apply into the LCM equation.

GCF(66457,66461) = 1
LCM(66457,66461) = ( 66457 × 66461) / 1
LCM(66457,66461) = 4416798677 / 1
LCM(66457,66461) = 4416798677

Least Common Multiple (LCM) of 66457 and 66461 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66457 and 66461. First we will calculate the prime factors of 66457 and 66461.

Prime Factorization of 66457

Prime Factorization of 66461

Now multiplying the highest exponent prime factors to calculate the LCM of 66457 and 66461.

LCM(66457,66461) = 66457¹ × 41¹ × 1621¹
LCM(66457,66461) = 4416798677