Properties of the Number -163021

One Hundred Sixty-Three Thousand Twenty-One

Basics

Value: -163022 → -163021 → -163020

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 163021

Divisors: 1, 163021

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -100111110011001101

Octal: -476315

Duodecimal: -7A411

Hexadecimal: -27ccd

Square: 26575846441

Square Root: 403.75859123986453

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

Prime hypotenuses of Pythagorean triangles with a prime leg. A67756

Values of C (the hypotenuse) of a Pythagorean triangle with A (the short leg) and C both prime and part of a twin prime. A51859

Expansion of g.f.: (1-2·x) / ((x-1)*(4·x²+2·x-1)). A52899

Primes of the form x² + 5·y², where·and y=x+1 are consecutive natural numbers. A176608

Number of non-intersecting cycle systems in a particular directed graph. A112832

Primes of the form 50n² + 10n + 1. A154428

Primes of the form (4·k + 1)² + (4·k + 2)² where k=0,1,2,3,... A87871

Column 2 of the array in A107735. A107733

Number of 2 X n array permutations with each element moving zero or one space horizontally or diagonally. A189450

Primes of the form (p^k + k - 1)/k for prime p and some k > 1. A230444