Properties of the Number -66283

Sixty-Six Thousand Two Hundred Eighty-Three

Basics

Value: -66284 → -66283 → -66282

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 7 × 17 × 557

Divisors: 1, 7, 17, 119, 557, 3899, 9469, 66283

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000001011101011

Octal: -201353

Duodecimal: -32437

Hexadecimal: -102eb

Square: 4393436089

Square Root: 257.45485041070793

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 x*(4+5·x-x²)/ (1-2·x-3·x²+x³). A95126

Numbers k such that 40·R_k + 7 is prime, where R_k = 11...1 is the repunit (A002275) of length k. A56682

Number of tilings of a 9 X n rectangle using integer-sided square tiles of area > 1. A226373

a(n) = ∑_k=0..n k^2·k. A350008