Properties of the Number 82185

Eighty-Two Thousand One Hundred Eighty-Five

Basics

Value: 82184 → 82185 → 82186

Parity: odd

Prime: No

Previous Prime: 82183

Next Prime: 82189

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 5479

Divisors: 1, 3, 5, 15, 5479, 16437, 27395, 82185

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100000100001001

Octal: 240411

Duodecimal: 3B689

Hexadecimal: 14109

Square: 6754374225

Square Root: 286.6792632891329

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) = 3·a(n-1) - 3·a(n-3) + 2·a(n-4), with a(0)=4, a(1)=11. A19496

Triangle read by rows: n-th row contains concatenations of nonempty subsets of {1, 2, ..., n}, ordered first by size and then lexicographically. A82185