What is the Least Common Multiple of 56480 and 56486?

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 56480 and 56486 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56480 and 56486, than apply into the LCM equation.

GCF(56480,56486) = 2
LCM(56480,56486) = ( 56480 × 56486) / 2
LCM(56480,56486) = 3190329280 / 2
LCM(56480,56486) = 1595164640

Least Common Multiple (LCM) of 56480 and 56486 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56480 and 56486. First we will calculate the prime factors of 56480 and 56486.

Prime Factorization of 56480

Prime Factorization of 56486

Now multiplying the highest exponent prime factors to calculate the LCM of 56480 and 56486.

LCM(56480,56486) = 2⁵ × 5¹ × 353¹ × 61¹ × 463¹
LCM(56480,56486) = 1595164640