What is the Least Common Multiple of 64810 and 64816?

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 64810 and 64816 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64810 and 64816, than apply into the LCM equation.

GCF(64810,64816) = 2
LCM(64810,64816) = ( 64810 × 64816) / 2
LCM(64810,64816) = 4200724960 / 2
LCM(64810,64816) = 2100362480

Least Common Multiple (LCM) of 64810 and 64816 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64810 and 64816. First we will calculate the prime factors of 64810 and 64816.

Prime Factorization of 64810

Prime Factorization of 64816

Now multiplying the highest exponent prime factors to calculate the LCM of 64810 and 64816.

LCM(64810,64816) = 2⁴ × 5¹ × 6481¹ × 4051¹
LCM(64810,64816) = 2100362480