Properties of the Number -81423

Eighty-One Thousand Four Hundred Twenty-Three

Basics

Value: -81424 → -81423 → -81422

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 83 × 109

Divisors: 1, 3, 9, 83, 109, 249, 327, 747, 981, 9047

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10011111000001111

Octal: -237017

Duodecimal: -3B153

Hexadecimal: -13e0f

Square: 6629704929

Square Root: 285.3471569860124

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

Expansion of (r(q) * s(q))³ where r(), s() are cubic AGM θ functions. A320676

Number of partitions of n of the form a₁*b₁² + a₂*b₂² + ...; number of semisimple rings with pⁿ elements for any prime p. A4101

Number of vertices in the hyperoctahedral (or cocktail party) graph of order n. A368756

Smallest of three consecutive integers divisible respectively by three consecutive squares greater than 1. A178919

Number of (n+3) X 6 0..1 matrices with each 4 X 4 subblock idempotent. A224563