Properties of the Number -257318

Two Hundred Fifty-Seven Thousand Three Hundred Eighteen

Basics

Value: -257319 → -257318 → -257317

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 128659

Divisors: 1, 2, 128659, 257318

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111110110100100110

Octal: -766446

Duodecimal: -104AB2

Hexadecimal: -3ed26

Square: 66212553124

Square Root: 507.2652166273576

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 T(n,k) of ways to place k nonattacking knights on an n X n board; triangle T(n,k), n>=0, 0<=k<=A030978(n), read by rows. A244081

Number of ways to place n nonattacking knights on an n X n board. A201540

Number of ways to place 6 nonattacking knights on a 6 X n board. A172215

Number of ways to place 6 nonattacking knights on an n X n board. A178499

Array read by antidiagonals: T(n,k) is the number of ways to place k nonattacking knights on an n X k board. A390160