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Properties of the Number 16871

Sixteen Thousand Eight Hundred Seventy-One

Basics

Value: 16870 → 16871 → 16872

Parity: odd

Prime: Yes

Previous Prime: 16843

Next Prime: 16879

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 16871

Divisors: 1, 16871

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 100000111100111

Octal: 40747

Duodecimal: 991B

Hexadecimal: 41e7

Square: 284630641

Square Root: 129.8884136480233

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

Palindromic primes in base 3. A29971
Numbers n such that p(8n) is prime, where p(n) is the number of partitions of n. A114168
Numbers of the form a5 + b6, with integers a, b > 0. A303375
Primes p such that A001175(p) = (p-1)/7. A308792
Primes p such that A001177(p) = (p-1)/7. A308800
Primes which are the sum of three 5th powers. A85319
Primes for which the period of the reciprocal equals (p-1)/14. A135073
A positive integer n is included if n, when written in binary, is made of run-lengths (lengths of runs of 0's as well as of runs of 1's) that form a permutation of some number of consecutive positive integers starting with 1. A175061
Primes of the form 3·m2 - 4. A201716
G.f.: ∏k>=1 (1 + xk) / (1 - xk2). A280276