Properties of the Number -28856

Twenty-Eight Thousand Eight Hundred Fifty-Six

Basics

Value: -28857 → -28856 → -28855

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 3607

Divisors: 1, 2, 4, 8, 3607, 7214, 14428, 28856

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -111000010111000

Octal: -70270

Duodecimal: -14848

Hexadecimal: -70b8

Square: 832668736

Square Root: 169.8705389406886

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

Number of partitions p of n such that m(p) <= m(c(p)), where m = maximal multiplicity of parts, and c = conjugate. A240727

First differences of (provable) Sierpiński numbers (A076336). A270971

Fibonacci sequence beginning 2, 28. A22376

Numbers k such that k divides the (right) concatenation of all numbers <= k written in base 22 (most significant digit on right). A29515

n·10³-1, n·10³-3, n·10³-7 and n·10³-9 are all prime. A64977

Numbers n such that the average of the positive divisors of n is a Fibonacci number. A272440

Number of (n+2) X 5 0..3 arrays with every 3 X 3 subblock having three equal elements in a row horizontally, vertically, diagonally or antidiagonally exactly three ways, and new values 0..3 introduced in row major order. A204637