Properties of the Number 6817

Six Thousand Eight Hundred Seventeen

Basics

Value: 6816 → 6817 → 6818

Parity: odd

Prime: No

Previous Prime: 6803

Next Prime: 6823

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 17 × 401

Divisors: 1, 17, 401, 6817

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101010100001

Octal: 15241

Duodecimal: 3B41

Hexadecimal: 1aa1

Square: 46471489

Square Root: 82.56512580987206

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

a(n) = 2ⁿ + 3ⁿ. A7689

Numbers that are the sum of 2 positive 4th powers. A3336

Numbers that are the sum of 2 nonzero 8th powers. A3380

Multiples of 17 containing a 17 in their decimal representation. A121037

Numbers that are the sum of 5 positive 7th powers. A3372

a(1)=1, a(n)=a(n-1)+n if n even, a(n)=a(n-1)+n² if n is odd. A136047

Sum of 4th powers of digits of n. A55013

Numbers k such that k!! + 2³ is prime. A76188

Numbers that can be represented as j⁴ + k⁴, with 0 < j < k, in exactly one way. A88687

a(n) = n⁸ * ∑_{p∣n, p prime} 1/p⁸. A351248