Properties of the Number 90173

Ninety Thousand One Hundred Seventy-Three

Basics

Value: 90172 → 90173 → 90174

Parity: odd

Prime: Yes

Previous Prime: 90163

Next Prime: 90187

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 90173

Divisors: 1, 90173

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110000000111101

Octal: 260075

Duodecimal: 44225

Hexadecimal: 1603d

Square: 8131169929

Square Root: 300.28819490616013

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 of the form 7·p²+7·p-1 (with p=prime). A171138

Primes having primitive roots 2, 3, 5, 7, 11, 13, and 17. A241048

Prime numbers that have a decagonal (10 sides) Voronoi cell in the Voronoi diagram of the Ulam prime spiral. A257748

Number of perfect matchings in n-cube. A5271

Number of Hamiltonian groups of order n. A104488

Triangle read by rows, related to Pascal's triangle read mod 2, starting with 0, 0, 1. A90173

Number of groups of order <= n all of whose subgroups are normal. A104452

Number of Hamiltonian groups of order <= n. A104407

Smallest order for which there are n nonisomorphic finite Hamiltonian groups, or 0 if no such order exists. A104453

Number of self-dual monotonic Boolean functions on n variables (where the result depends on all n variables). A107766