Properties of the Number -207649

Two Hundred Seven Thousand Six Hundred Forty-Nine

Basics

Value: -207650 → -207649 → -207648

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 13 × 15973

Divisors: 1, 13, 15973, 207649

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110010101100100001

Octal: -625441

Duodecimal: -A0201

Hexadecimal: -32b21

Square: 43118107201

Square Root: 455.68519835518026

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

Start with 1, add 1, subtract 2, multiply by 3, add 4, subtract 5, multiply by 6, add 7, etc. A252729

a(1)=1, a(n) = 3·n*a(n-1) + 1, n > 1. A173516