Properties of the Number 81795

Eighty-One Thousand Seven Hundred Ninety-Five

Basics

Value: 81794 → 81795 → 81796

Parity: odd

Prime: No

Previous Prime: 81773

Next Prime: 81799

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 7 × 19 × 41

Divisors: 1, 3, 5, 7, 15, 19, 21, 35, 41, 57

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011111110000011

Octal: 237603

Duodecimal: 3B403

Hexadecimal: 13f83

Square: 6690422025

Square Root: 285.9982517429084

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

Squarefree part of numerator of the squared area of the Heronian triangle with sequential prime sides whose shortest leg is prime(n). A334177

Smallest i such that there exists j such that i = x + y + z, j = x·y*z has exactly n solutions in positive integers x <= y <= z. A103277

Continued cotangent for π/3. A81795