Properties of the Number 91398

Ninety-One Thousand Three Hundred Ninety-Eight

Basics

Value: 91397 → 91398 → 91399

Parity: even

Prime: No

Previous Prime: 91397

Next Prime: 91411

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 15233

Divisors: 1, 2, 3, 6, 15233, 30466, 45699, 91398

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110010100000110

Octal: 262406

Duodecimal: 44A86

Hexadecimal: 16506

Square: 8353594404

Square Root: 302.3210214325163

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

Number of (n+1) X 4 0..1 arrays with the number of rightwards and downwards edge increases in each 2 X 2 subblock equal to the number in all its horizontal and vertical neighbors. A206262

a(n) = ∏_{p | n} (1 + Legendre(5,p) ). A91398

Number of nX4 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 2,2,1,0,0 for x=0,1,2,3,4. A197176

Sequence U_n found on page 154 of Poulet (1934). A262566