Properties of the Number -263185

Two Hundred Sixty-Three Thousand One Hundred Eighty-Five

Basics

Value: -263186 → -263185 → -263184

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 13 × 4049

Divisors: 1, 5, 13, 65, 4049, 20245, 52637, 263185

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000000010000010001

Octal: -1002021

Duodecimal: -108381

Hexadecimal: -40411

Square: 69266344225

Square Root: 513.0155943048906

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 of acute triangles, distinct up to congruence, on a centered hexagonal grid of size n. A241232

1/9 the number of (n+1) X 4 0..2 arrays with all 2 X 2 subblocks having the same four values. A184042