Properties of the Number -91916

Ninety-One Thousand Nine Hundred Sixteen

Basics

Value: -91917 → -91916 → -91915

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 11 × 2089

Divisors: 1, 2, 4, 11, 22, 44, 2089, 4178, 8356, 22979

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -10110011100001100

Octal: -263414

Duodecimal: -45238

Hexadecimal: -1670c

Square: 8448551056

Square Root: 303.1765162409516

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

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with no adjacent elements equal and with each 2X2 subblock having the number of clockwise edge increases equal to the number of counterclockwise edge increases. A234786

E.g.f. satisfies A(x) = log(1 + x/(1 - A(x))). A371342

Ordered differences of numbers s(j)=(1/2)C(2j,j). A205384

Number of (n+1) X (2+1) 0..3 arrays with no adjacent elements equal and with each 2 X 2 subblock having the number of clockwise edge increases equal to the number of counterclockwise edge increases. A234780

Number of (n+1)X(3+1) 0..3 arrays with no adjacent elements equal and with each 2X2 subblock having the number of clockwise edge increases equal to the number of counterclockwise edge increases. A234781