Properties of the Number -86968

Eighty-Six Thousand Nine Hundred Sixty-Eight

Basics

Value: -86969 → -86968 → -86967

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 37

Digital Root: 1

Palindrome: Yes

Factorization: 2 ³ × 7 × 1553

Divisors: 1, 2, 4, 7, 8, 14, 28, 56, 1553, 3106

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -10101001110111000

Octal: -251670

Duodecimal: -423B4

Hexadecimal: -153b8

Square: 7563433024

Square Root: 294.90337400579193

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

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with every 3X3 subblock diagonal median plus antidiagonal median nondecreasing horizontally and vertically. A258910

Palindromes n such that n and n² have same digit sum. A58852

Largest palindromic substring in 5ⁿ. A46263

Square root of weight enumerator of binary (16,256,6) nonlinear Nordstrom-Robinson code. A109737

Number of (n+2)X(2+2) 0..1 arrays with every 3X3 subblock diagonal median plus antidiagonal median nondecreasing horizontally and vertically. A258904

Number of (n+2)X(3+2) 0..1 arrays with every 3X3 subblock diagonal median plus antidiagonal median nondecreasing horizontally and vertically. A258905

Number of n-node triangulations of the Klein bottle N₂ in which every node has degree >= 3. A129046