Properties of the Number -268541

Two Hundred Sixty-Eight Thousand Five Hundred Forty-One

Basics

Value: -268542 → -268541 → -268540

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 7 × 13 ² × 227

Divisors: 1, 7, 13, 91, 169, 227, 1183, 1589, 2951, 20657

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000001100011111101

Octal: -1014375

Duodecimal: -10B4A5

Hexadecimal: -418fd

Square: 72114268681

Square Root: 518.2094171278635

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

G.f.: ∑_n>=0 xⁿ * (xⁿ⁺¹ + i)ⁿ / (1 + i·xⁿ⁺¹)ⁿ⁺¹. A324300

G.f.: ∑_n>=0 xⁿ * (1 - xⁿ⁺¹)ⁿ / (1 + xⁿ⁺¹)ⁿ⁺¹. A323695

a(n) = [x^n*(n+2)] ∑_m>=0 x^m * (x^m+1 + i)^m / (1 + i·x^m+1)^m+1, for n >= 0. A324303

a(n) = [x^n*(n+2)] ∑_m>=0 x^m * (1 - x^m+1)^m / (1 + x^m+1)^m+1. A323696

a(n) = 15·binomial(n,6)-6·binomial(n-2,4)+binomial(n-4,4). A274311