7744 is the
natural number
In mathematics, the natural numbers are those numbers used for counting (as in "there are ''six'' coins on the table") and ordering (as in "this is the ''third'' largest city in the country").
Numbers used for counting are called ''Cardinal n ...
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.
*the sum of two fifth powers: 7744 = 6
5 + (−2)
5.
*a
Harshad number
In mathematics, a harshad number (or Niven number) in a given number base is an integer that is divisible by the sum of its digits when written in that base.
Harshad numbers in base are also known as -harshad (or -Niven) numbers.
Harshad numbers ...
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
References
{{DEFAULTSORT:7744 (Number)
Integers