What is the Least Common Multiple of 65456 and 65462?

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 65456 and 65462 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65456 and 65462, than apply into the LCM equation.

GCF(65456,65462) = 2
LCM(65456,65462) = ( 65456 × 65462) / 2
LCM(65456,65462) = 4284880672 / 2
LCM(65456,65462) = 2142440336

Least Common Multiple (LCM) of 65456 and 65462 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65456 and 65462. First we will calculate the prime factors of 65456 and 65462.

Prime Factorization of 65456

Prime Factorization of 65462

Now multiplying the highest exponent prime factors to calculate the LCM of 65456 and 65462.

LCM(65456,65462) = 2⁴ × 4091¹ × 71¹ × 461¹
LCM(65456,65462) = 2142440336