Properties of the Number 81411

Eighty-One Thousand Four Hundred Eleven

Basics

Value: 81410 → 81411 → 81412

Parity: odd

Prime: No

Previous Prime: 81409

Next Prime: 81421

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 11 × 2467

Divisors: 1, 3, 11, 33, 2467, 7401, 27137, 81411

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011111000000011

Octal: 237003

Duodecimal: 3B143

Hexadecimal: 13e03

Square: 6627750921

Square Root: 285.3261291925435

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

G.f. x²*(1-5·x)/(1-12·x+15·x²-2·x³). A122010

a(n) = (3·n⁵ + 4·n³ - n)/6. A372751

Partial product of prime gaps: a(n) = a(n-1)*(prime(n+1) - prime(n)). A81411

Number of n X 4 0..1 arrays with every element equal to 0, 2, 3, 4 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A300919