Properties of the Number -4509

Five Hundred Nine

Basics

Value: -4510 → -4509 → -4508

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 167

Divisors: 1, 3, 9, 27, 167, 501, 1503, 4509

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000110011101

Octal: -10635

Duodecimal: -2739

Hexadecimal: -119d

Square: 20331081

Square Root: 67.14908785679818

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

Numbers that are the sum of 10 positive 7th powers. A3377

Number of disconnected 2-regular graphs on n vertices. A165652

Pinwheel numbers: a(n) = 2·n² + 6·n + 1. A59993

Numbers k such that k and k+1 are both base φ Niven numbers (A334308). A334309

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 2 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302322

Number of ordered pairs of integers (x,y) with x²+y² < n². A51132

a(1)=1; for n>1, a(n) = ∑_k=1..n-1 a(k) * floor(n/k). A126656

Number of digon-free connected arrangements of n pseudo-circles on a sphere, in the sense that the union of the pseudo-circles is a connected set, reduced for mirror symmetry. A296407

Numbers k such that k divides the sum of digits of all numbers from 1 to k. A114136

Minimum number of points of the square lattice falling strictly inside a circle of radius n. A291259