Properties of the Number 82405

Eighty-Two Thousand Four Hundred Five

Basics

Value: 82404 → 82405 → 82406

Parity: odd

Prime: No

Previous Prime: 82393

Next Prime: 82421

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 × 16481

Divisors: 1, 5, 16481, 82405

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10100000111100101

Octal: 240745

Duodecimal: 3B831

Hexadecimal: 141e5

Square: 6790584025

Square Root: 287.06271091871196

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 A339549(k) = A339549(k+1). A339550

a(n) = 34·a(n-1) - a(n-2); a(0)=0, a(1)=6. A82405