Properties of the Number -8171

One Hundred Seventy-One

Basics

Value: -8172 → -8171 → -8170

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 8171

Divisors: 1, 8171

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1111111101011

Octal: -17753

Duodecimal: -488B

Hexadecimal: -1feb

Square: 66765241

Square Root: 90.39358384310249

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

Primes with first digit 8. A45714

Primes for which the weight as defined in A117078 is 9 and the gap as defined in A001223 is 8. A118922

a(1) = 4; a(n) is smallest number > a(n-1) such that the juxtaposition a(1)a(2)...a(n) is a prime. A74341

Triangle built from partial sums of Catalan numbers multiplied by powers of nonpositive numbers. A112707

Least prime in A031926 (lesser of 8-twins) whose distance to the next 8-twin is 6·n. A52353

Mother primes of order 9. A136068

Primes having only {1, 7, 8} as digits. A260892

Primes p such that A001175(p) = (p-1)/5. A308790

Primes p such that A001177(p) = (p-1)/5. A308798

Discriminants of imaginary quadratic fields with class number 21 (negated). A46018