Properties of the Number -6911

Nine Hundred Eleven

Basics

Value: -6912 → -6911 → -6910

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 6911

Divisors: 1, 6911

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1101011111111

Octal: -15377

Duodecimal: -3BBB

Hexadecimal: -1aff

Square: 47761921

Square Root: 83.1324244804637

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

G.f.: 1/(1 + x/(1 + 2·x²/(1 + 3·x³/(1 + 4·x⁴/(1 + 5·x⁵/(1 + 6·x⁶/(1 + ... ))))))), a continued fraction. A285409

Class 1+ primes: primes of the form 2ⁱ*3^j - 1 with i, j >= 0. A5105

Primes that remain prime when a single digit 9 is inserted between any two consecutive digits or as the leading or trailing digit. A215421

Expansion of 1/(1 - x + x² - x³ - x⁶ + x⁷ - x⁸ + x⁹ - x¹⁰ + x¹¹ - x¹² -x¹⁵ + x¹⁶ - x¹⁷ + x¹⁸). A173911

Prefixing, suffixing or inserting a 9 in the number anywhere gives a prime. A69833

Primes whose reversal is a multiple of 23. A87767

A sequence of asymptotic density ζ(9) - 1, where ζ is the Riemann ζ function. A143035

Where the prime race among 8k+1, ..., 8k+7 changes leader. A297406

Primes neighboring a 3-smooth number. A219528

Primes having only {1, 6, 9} as digits. A363023