Properties of the Number -285124

Two Hundred Eighty-Five Thousand One Hundred Twenty-Four

Basics

Value: -285125 → -285124 → -285123

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 7 × 17 × 599

Divisors: 1, 2, 4, 7, 14, 17, 28, 34, 68, 119

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -1000101100111000100

Octal: -1054704

Duodecimal: -119004

Hexadecimal: -459c4

Square: 81295695376

Square Root: 533.9700366125426

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

Triangle read by rows: number of meanders filling out an n X k grid, unreduced for symmetry. A201145

Start with a 2 X n array of squares, join every vertex on top edge to every vertex on bottom edge; a(n) = one-half the number of cells. A355902

Number of 4 X n binary arrays with rows and columns lexicographically nondecreasing and column sums nondecreasing. A266430