Properties of the Number -205471

Two Hundred Five Thousand Four Hundred Seventy-One

Basics

Value: -205472 → -205471 → -205470

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 7 × 149 × 197

Divisors: 1, 7, 149, 197, 1043, 1379, 29353, 205471

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110010001010011111

Octal: -621237

Duodecimal: -9AAA7

Hexadecimal: -3229f

Square: 42218331841

Square Root: 453.28909097837334

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

First appearance of n in A016014, or 0 if n never occurs. A239800

Coefficient of xⁿ in the expansion of 1 / ( (1-x) * (1-x-x²)² )ⁿ. A372458

Row sums of irregular triangle A381587. A381358