Properties of the Number -287355

Two Hundred Eighty-Seven Thousand Three Hundred Fifty-Five

Basics

Value: -287356 → -287355 → -287354

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 19157

Divisors: 1, 3, 5, 15, 19157, 57471, 95785, 287355

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000110001001111011

Octal: -1061173

Duodecimal: -11A363

Hexadecimal: -4627b

Square: 82572896025

Square Root: 536.0550344880645

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

a(n) = ∑_{k=0..floor(n/2)} 2^k * binomial(2·n-2·k+1,2·k+1). A387627

Row sums of the array A274193, defined by g(n,k) = 1 for n >= 0; g(n,k) = 0 if k > n; g(n,k) = g(n-1,k-1) + g(n-1,3k) for n > 0, k > 1. A274194