Properties of the Number 6863

Six Thousand Eight Hundred Sixty-Three

Basics

Value: 6862 → 6863 → 6864

Parity: odd

Prime: Yes

Previous Prime: 6857

Next Prime: 6869

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 6863

Divisors: 1, 6863

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 1101011001111

Octal: 15317

Duodecimal: 3B7B

Hexadecimal: 1acf

Square: 47100769

Square Root: 82.84322543213779

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: Yes

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Primes of form p²+q³ where p and q are primes. A45700

p, p+6 and p+8 are all primes (A046138) but p+2 is not. A49438

Number of polyominoes with n cells that tile the plane by translation but not by 180-degree rotation (Conway criterion). A75199

Next prime after n³. A14220

Primes that remain prime when a single "8" digit is inserted between any two adjacent digits. A217047

a(n) = 2·A000984(n) - 1. A134760

Primes having only {3, 6, 8} as digits. A385791

Prime numbers using only the curved digits 0, 3, 6, 8 and 9. A79652

a(n) = (1/2)*( (1 + (-1)ⁿ)*A134760(n/2) + (1 - (-1)ⁿ) ). A134761

Primes p such that p - 6², p - 6, p + 6 and p + 6² are also primes. A141279