7744
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Template:About Template:Infobox number 7744 is the natural number following 7743 and preceding 7745.
In mathematics
7744 is:
- the square of 88, and is the smallest nonzero square each of whose decimal digits occur exactly twice.<ref>Template:Cite OEIS</ref>
- the sum of two fifth powers: 7744 = 65 + (−2)5.<ref>Template:Cite OEIS</ref>
- a Harshad number in bases 5, 9, 10, 12, 14 and 15.
- the aliquot sum of both 10316 and 15482.
- part of the 29-aliquot tree.
The complete aliquot sequence starting at 7716 is: 7716, 10316, 7744, 9147, 3053, 115, 29, 1, 0