ART

2 Prime number, Deficient number, Fibonacci number

2 + 2 = 2 * 2

2 is a 3-hemiperfect number

\( {\displaystyle 2 = (1+6c^{3})^{3}+(1-6c^{3})^{3}+(-6c^{2})^{3} } \)

\( {\displaystyle 2 = 1\ 214\ 928^{3}+3\ 480\ 205^{3}+(-3\ 528\ 875)^{3} } \)
\( {\displaystyle 2 = 37\ 404\ 275\ 617^{3}+(-25\ 282\ 289\ 375)^{3}+(-33\ 071\ 554\ 596)^{3}=2,} \)
\( {\displaystyle 2 = 3\ 737\ 830\ 626\ 090^{3}+1\ 490\ 220\ 318\ 001^{3}+(-3\ 815\ 176\ 160\ 999)^{3}=2.} \)

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