Properties of the Number 28273

Twenty-Eight Thousand Two Hundred Seventy-Three

Basics

Value: 28272 → 28273 → 28274

Parity: odd

Prime: No

Previous Prime: 28229

Next Prime: 28277

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 7 ² × 577

Divisors: 1, 7, 49, 577, 4039, 28273

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110111001110001

Octal: 67161

Duodecimal: 14441

Hexadecimal: 6e71

Square: 799362529

Square Root: 168.14577009250038

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

Triangle read by rows: T(m,n) is the label of the ending square of an (m,n)-leaper (a generalization of a chess knight) when it can no longer move, starting on a board with squares spirally numbered, starting at 1; 1 <= n < m. Each move is to the lowest-numbered unvisited square. A323750

Composite numbers whose prime factors contain no digits other than 5 and 7. A36320

Numbers that are the product of 3 prime factors whose concatenation is a palindrome. A46452

Partial sums of 3-almost primes which are again 3-almost primes, i.e., have exactly 3 not necessarily distinct prime factors. A217018

Numbers k such that 203·2^k + 1 is prime. A32478

Even elements to right of central elements in 3-Pascal triangle A028262. A28273