Properties of the Number -131105

One Hundred Thirty-One Thousand One Hundred Five

Basics

Value: -131106 → -131105 → -131104

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 5 × 13 × 2017

Divisors: 1, 5, 13, 65, 2017, 10085, 26221, 131105

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100000000000100001

Octal: -400041

Duodecimal: -63A55

Hexadecimal: -20021

Square: 17188521025

Square Root: 362.0842443410097

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

4-step Fibonacci sequence starting with 0, 1, 1, 0. A251654

a(n) = 2ⁿ + 2·n - 1. A61761

Start with Pascal's triangle; form a triangle by sliding down n steps from top on both sides and including the horizontal row, deleting the inner numbers; a(n) = sum of entries on perimeter of triangle. A81494

Sums of three Mersenne primes. A174055

Positive integers with the same number of 1s in base 10 and base 2. A153115

Bitmaps of king + rook vs. king checkmate patterns on a standard 8 X 8 board. A362950

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 1, 0), (-1, 1, 1), (1, 0, -1), (1, 1, 0)}. A149158