Properties of the Number 81374

Eighty-One Thousand Three Hundred Seventy-Four

Basics

Value: 81373 → 81374 → 81375

Parity: even

Prime: No

Previous Prime: 81373

Next Prime: 81401

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 23 × 29 × 61

Divisors: 1, 2, 23, 29, 46, 58, 61, 122, 667, 1334

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10011110111011110

Octal: 236736

Duodecimal: 3B112

Hexadecimal: 13dde

Square: 6621727876

Square Root: 285.26128373825986

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

The second rank moment function N₂(n). A220908

Size of "uniform" Hamming covers of distance 1, that is, Hamming covers in which all vectors of equal weight are treated the same, included or excluded from the cover together. A81374