Primitive Semiperfect Number/Examples/6
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Example of Primitive Semiperfect Number
$6$ is a primitive semiperfect number:
- $1 + 2 + 3 = 6$
Proof
We have that $6$ is a perfect number:
- $6 = 1 + 2 + 3$
The result follows from Perfect Number is Primitive Semiperfect.
$\blacksquare$