Properties of the Number 90029

Ninety Thousand Twenty-Nine

Basics

Value: 90028 → 90029 → 90030

Parity: odd

Prime: No

Previous Prime: 90023

Next Prime: 90031

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 197 × 457

Divisors: 1, 197, 457, 90029

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101111110101101

Octal: 257655

Duodecimal: 44125

Hexadecimal: 15fad

Square: 8105220841

Square Root: 300.048329440442

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) is the least integer k such that k/Fibonacci(n) > π. A293678

a(n) is the integer k that minimizes |k/Fibonacci(n) - π|. A293679

Floor(((1+sqrt(7))/2)ⁿ). A125896

Eulerian numbers (Euler's triangle: column k=2 of A008292, column k=1 of A173018). A295

Decimal expansion of Champernowne constant (or Mahler's number), formed by concatenating the positive integers. A33307

Number of inequivalent sublattices of index n in hexagonal lattice, where two sublattices are equivalent if they are related by a rotation or reflection preserving the hexagonal lattice. A3051

Number of inequivalent sublattices of index n in square lattice, where two sublattices are considered equivalent if one can be rotated or reflected to give the other, with that rotation or reflection preserving the parent square lattice. A145393

Number of distinct lines through the origin in 7-dimensional cube of side length n. A90029

Maximal number of points that can be placed on a triangular grid of side n so that there is no pair of adjacent points. A239438

Discriminant of the polynomial xⁿ - x - 1. A86797