Properties of the Number -115891

One Hundred Fifteen Thousand Eight Hundred Ninety-One

Basics

Value: -115892 → -115891 → -115890

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 115891

Divisors: 1, 115891

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11100010010110011

Octal: -342263

Duodecimal: -57097

Hexadecimal: -1c4b3

Square: 13430723881

Square Root: 340.42767220071875

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 2nd order recursion: a(1)=a(2)=1; a(n) = prime(a(n-2)+a(n-1)) = A000040(a(n-2)+a(n-1)). A82096

Floor((e/2)ⁿ). A14213

In this sequence each prime ends a prime century. Place a 0 between the final two digits, and raise the 100s digit by 1, to form the first prime of the next century. A156083

a(n) = round( (e/2)ⁿ ). A230580