7744 (number)

This article is about the integer. For the year 7744, see 8th millennium.
← 7743 7744 7745 →
Cardinal seven thousand seven hundred forty-four
Ordinal 7744th
(seven thousand seven hundred and forty-fourth)
Factorization 26× 112
Divisors 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 176, 242, 352, 484, 704, 968, 1,936, 3,872
Roman numeral VMMDCCXLIV
Binary 11110010000002
Ternary 1011212113
Quaternary 13210004
Quinary 2214345
Senary 555046
Octal 171008
Duodecimal 459412
Hexadecimal 1E4016
Vigesimal J7420
Base 36 5Z436

7744 is the natural number following 7743 and preceding 7745.

It is the square of 88, and is the smallest nonzero square each of whose decimal digits occur exactly twice.[1] It is also the sum of two fifth powers: 7744 = 65 + (−2)5.[2]

References

  1. ↑ "Sloane's A052070 : Smallest squares whose digits occur with the same frequency n", The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  2. ↑ "Sloane's A020896 : Positive numbers n such that n = x^5 + y^5 has a solution in nonzero integers x, y", The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.