Properties of the Number -2258

Two Hundred Fifty-Eight

Basics

Value: -2259 → -2258 → -2257

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 1129

Divisors: 1, 2, 1129, 2258

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100011010010

Octal: -4322

Duodecimal: -1382

Hexadecimal: -8d2

Square: 5098564

Square Root: 47.51841748206689

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

Alternating row sums of A066448. A350310

a(0) = 1; a(n) = ∑_{k=0..floor((n-1)/2)} (-3)^k * a(k) * a(n-2·k-1). A352010

Triangle of Faulhaber numbers (numerators) read by rows. A65551

Expansion of g.f.: (1 + x)/(1 - 3·x - 2·x²). A55099

Numbers n such that (n! + 2)/2 is a prime. A82672

a(n) = n² + n + 2. A14206

Number of partitions of n such that the successive differences of consecutive parts are nondecreasing. A240026

Numbers that are the sum of 11 positive 6th powers. A3367

Snowflake (or E-toothpick) sequence (see Comments lines for definition). A161330

Number of partitions of n in which each part, with the possible exception of the largest, occurs at least twice. A116931