Properties of the Number 91027

Ninety-One Thousand Twenty-Seven

Basics

Value: 91026 → 91027 → 91028

Parity: odd

Prime: No

Previous Prime: 91019

Next Prime: 91033

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 227 × 401

Divisors: 1, 227, 401, 91027

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110001110010011

Octal: 261623

Duodecimal: 44817

Hexadecimal: 16393

Square: 8285914729

Square Root: 301.7068113251671

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

Total number of '1' bits in the terms of 'rows' of A178746. A178748

a(n) is the numerator of 6 * ∑_k=0..n ((k+1)/(n-k+1)²) * (Catalan(k)/(2^2·k+1))². A281070

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 0, -1), (0, -1, 1), (0, 0, 1), (1, 1, -1)}. A148376

Sixth column (m=7) of array A090452. A91027