Properties of the Number 91136

Ninety-One Thousand One Hundred Thirty-Six

Basics

Value: 91135 → 91136 → 91137

Parity: even

Prime: No

Previous Prime: 91129

Next Prime: 91139

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ¹⁰ × 89

Divisors: 1, 2, 4, 8, 16, 32, 64, 89, 128, 178

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10110010000000000

Octal: 262000

Duodecimal: 448A8

Hexadecimal: 16400

Square: 8305770496

Square Root: 301.8873962258113

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(n) = 2·a(n-1) + 4·a(n-2), a(0)=1, a(1)=2. A63727

Horadam sequence (0,1,4,2). A85449

Number of degree-n irreducible polynomials over GF(2) with trace = 0 and subtrace = 1. A42979

T(n,k)=Number of (n+1)X(k+1) binary arrays with every 2X2 subblock nonsingular. A183688

Number of binary Lyndon words of length n with trace 0 and subtrace 1 over Z₂. A74028

Number of binary Lyndon words of length n with trace 1 and subtrace 0 over Z₂. A74029

Number of degree-n irreducible polynomials over GF(2) with trace = 1 and subtrace = 0. A42981

Numbers with 22 divisors. A137485

a(n) = [xⁿ] ∏_k>=1 1 / (1 - n^k+1*x^k). A344095

Number of nX2 0..1 arrays with every element unequal to 0, 1 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A317767