Properties of the Number -172961

One Hundred Seventy-Two Thousand Nine Hundred Sixty-One

Basics

Value: -172962 → -172961 → -172960

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 257 × 673

Divisors: 1, 257, 673, 172961

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101010001110100001

Octal: -521641

Duodecimal: -84115

Hexadecimal: -2a3a1

Square: 29915507521

Square Root: 415.88580163309257

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

Expansion of (-1+3·x+x²-x³)/((x²+4·x+1)*(x²-2·x-1)). A111640

a(n) = (2^A195610(n) + 1)/A014657(n), for n >= 1. A337220