Properties of the Number 91288

Ninety-One Thousand Two Hundred Eighty-Eight

Basics

Value: 91287 → 91288 → 91289

Parity: even

Prime: No

Previous Prime: 91283

Next Prime: 91291

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 ³ × 11411

Divisors: 1, 2, 4, 8, 11411, 22822, 45644, 91288

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10110010010011000

Octal: 262230

Duodecimal: 449B4

Hexadecimal: 16498

Square: 8333498944

Square Root: 302.13904084047135

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 pairs of intersecting diagonals in the interior and exterior of a regular n-gon. A211380

Number of length n+4 0..7 arrays with every five consecutive terms having four times some element equal to the sum of the remaining four. A249655

Duplicate of A067171. A91288