Properties of the Number -81125

Eighty-One Thousand One Hundred Twenty-Five

Basics

Value: -81126 → -81125 → -81124

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 5 ³ × 11 × 59

Divisors: 1, 5, 11, 25, 55, 59, 125, 275, 295, 649

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10011110011100101

Octal: -236345

Duodecimal: -3AB45

Hexadecimal: -13ce5

Square: 6581265625

Square Root: 284.8245073725223

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Minimal exponents m such that the fractional part of (101/100)^m obtains a minimum (when starting with m=1). A153669

Numbers k such that k and k² use only the digits 1, 2, 5, 6 and 8. A137005

a(n) = n³*(n⁴ + n² - 1). A239065