Properties of the Number 81366

Eighty-One Thousand Three Hundred Sixty-Six

Basics

Value: 81365 → 81366 → 81367

Parity: even

Prime: No

Previous Prime: 81359

Next Prime: 81371

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 71 × 191

Divisors: 1, 2, 3, 6, 71, 142, 191, 213, 382, 426

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011110111010110

Octal: 236726

Duodecimal: 3B106

Hexadecimal: 13dd6

Square: 6620425956

Square Root: 285.24726116125987

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

Reduced Clausen numbers. A325147

Number of distinct edge lengths in the convex hull of the maximal volume arrangements of n points on a sphere. A81366