What is the Least Common Multiple of 55471 and 55481?

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 55471 and 55481 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55471 and 55481, than apply into the LCM equation.

GCF(55471,55481) = 1
LCM(55471,55481) = ( 55471 × 55481) / 1
LCM(55471,55481) = 3077586551 / 1
LCM(55471,55481) = 3077586551

Least Common Multiple (LCM) of 55471 and 55481 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55471 and 55481. First we will calculate the prime factors of 55471 and 55481.

Prime Factorization of 55471

Prime Factorization of 55481

Now multiplying the highest exponent prime factors to calculate the LCM of 55471 and 55481.

LCM(55471,55481) = 13¹ × 17¹ × 251¹ × 109¹ × 509¹
LCM(55471,55481) = 3077586551