Properties of the Number 85519

Eighty-Five Thousand Five Hundred Nineteen

Basics

Value: 85518 → 85519 → 85520

Parity: odd

Prime: No

Previous Prime: 85517

Next Prime: 85523

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 7 × 19 × 643

Divisors: 1, 7, 19, 133, 643, 4501, 12217, 85519

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100111000001111

Octal: 247017

Duodecimal: 415A7

Hexadecimal: 14e0f

Square: 7313499361

Square Root: 292.4363178539902

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

Numbers k such that the total number of 1's in the dual Zeckendorf representation of the first k integers is a multiple of k. A333705

Numbers k such that σ(k)! - 1 is prime, where σ is A000203. A309548

a(n) = T(2n,n), T given by A026780. A26781

One of the three possible weight distributions for a [16,7,6] binary code. A85519