Properties of the Number -117117

One Hundred Seventeen Thousand One Hundred Seventeen

Basics

Value: -117118 → -117117 → -117116

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7 × 11 × 13 ²

Divisors: 1, 3, 7, 9, 11, 13, 21, 33, 39, 63

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -11100100101111101

Octal: -344575

Duodecimal: -57939

Hexadecimal: -1c97d

Square: 13716391689

Square Root: 342.22361110829274

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

Number of non-equivalent ways to place 2 non-attacking kings on an n X n board. A279111

Triangle read by rows: T(n,k) (n >= 2, k >= 0) is the number of non-crossing connected graphs on n nodes on a circle, having k interior faces. Rows are indexed 2,3,4,...; columns are indexed 0,1,2,.... A89434

Numbers of the form k*(k³ +- 1)/2. A57590

a(n) = number of (s(0), s(1), ..., s(n)) such that every s(i) is a nonnegative integer, s(0) = 0, s(1) = 1, s(n) = 4, |s(i) - s(i-1)| <= 1 for i >= 2. Also a(n) = T(n,n-4), where T is the array defined in A026105. A26110

a(n) = n*(n³ - 1)/2. A27482

Lucky numbers that are concatenations of a number k with itself. A32650

Numbers that are divisible by the squares of two distinct primes and whose arithmetic derivative (A003415) is a squarefree number of the form 4k+2. A368697

T(n,n-6), where T is the array in A055830. A55833

Number of 2 X 2 matrices having all elements in {-n,..,0,..,n} with determinant = permanent. A280059

a(n) = 9*(n+1)*binomial(n+2,9)/2. A27782