What is the Least Common Multiple of 64496 and 64516?

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 64496 and 64516 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64496 and 64516, than apply into the LCM equation.

GCF(64496,64516) = 4
LCM(64496,64516) = ( 64496 × 64516) / 4
LCM(64496,64516) = 4161023936 / 4
LCM(64496,64516) = 1040255984

Least Common Multiple (LCM) of 64496 and 64516 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64496 and 64516. First we will calculate the prime factors of 64496 and 64516.

Prime Factorization of 64496

Prime Factorization of 64516

Now multiplying the highest exponent prime factors to calculate the LCM of 64496 and 64516.

LCM(64496,64516) = 2⁴ × 29¹ × 139¹ × 127²
LCM(64496,64516) = 1040255984