Properties of the Number -130801

One Hundred Thirty Thousand Eight Hundred One

Basics

Value: -130802 → -130801 → -130800

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 11 ² × 23 × 47

Divisors: 1, 11, 23, 47, 121, 253, 517, 1081, 2783, 5687

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11111111011110001

Octal: -377361

Duodecimal: -63841

Hexadecimal: -1fef1

Square: 17108901601

Square Root: 361.66420890101915

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

Positive integers k such that k divides 12^k - 1. A14951

Expansion of 1/((1-2·x)*(1+x+2·x²)). A89977

Numbers k such that k | 10^k + 1. A15958

a(n) is the n-th number m that divides n^m - 1 (or 0 if m does not exist). A333433

Number of compositions of n such that the first part is 1 and the second differences of the parts are in {-n,...,n}. A239561

Odd decagonal pyramidal numbers. A218330

Numbers n dividing u(n), where the Lucas sequence is defined u(i) = u(i-1) - 3·u(i-2) with initial conditions u(0)=0, u(1)=1. A228440

Numbers k that divide 6^k + 5^k. A45595

Numbers k such that sigma₂(k) = sigma₂(φ(k)). A333338