Properties of the Number 81196

Eighty-One Thousand One Hundred Ninety-Six

Basics

Value: 81195 → 81196 → 81197

Parity: even

Prime: No

Previous Prime: 81181

Next Prime: 81197

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 53 × 383

Divisors: 1, 2, 4, 53, 106, 212, 383, 766, 1532, 20299

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10011110100101100

Octal: 236454

Duodecimal: 3ABA4

Hexadecimal: 13d2c

Square: 6592790416

Square Root: 284.94911826499833

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 σ(k) = ψ(k) + τ(k)⁴. A389546

a(n) = (n+4)ⁿ*binomial(n+2,2). A81196