Properties of the Number 91393

Ninety-One Thousand Three Hundred Ninety-Three

Basics

Value: 91392 → 91393 → 91394

Parity: odd

Prime: Yes

Previous Prime: 91387

Next Prime: 91397

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 91393

Divisors: 1, 91393

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10110010100000001

Octal: 262401

Duodecimal: 44A81

Hexadecimal: 16501

Square: 8352680449

Square Root: 302.31275196392227

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

Primes with 23 as smallest positive primitive root. A61335

a(n)*a(n-9) = a(n-1)*a(n-8)+a(n-4)+a(n-5) with initial terms a(1)=...=a(9)=1. A133847

Primes of the form 512n+257. A105131

Primes p such that the polynomial k⁴ + k³ + k² + k + p yields only primes for k = 0...5. A247949

Let f(n,x) = 1 + 4x + 6x² + 8x³ + 9x⁴ + ... + composite(n)*xⁿ; a(n)= smallest prime f(n,x), or 0 if no such prime exists. A88124

T(2n,n-1), T given by A026703. A26705

Number of ways to place zero or more nonadjacent 0,0 1,0 2,0 3,0 3,1 4,1 5,2 6,3 polyhexes in any orientation on a planar nXnXn triangular grid. A155385

a(n) = ∏_{p | n} (1 + Legendre(-3,p) ). A91393