Properties of the Number 28073

Twenty-Eight Thousand Seventy-Three

Basics

Value: 28072 → 28073 → 28074

Parity: odd

Prime: No

Previous Prime: 28069

Next Prime: 28081

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 67 × 419

Divisors: 1, 67, 419, 28073

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110110110101001

Octal: 66651

Duodecimal: 142B5

Hexadecimal: 6da9

Square: 788093329

Square Root: 167.54999253954026

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) = 100·n² - 49·n + 6. A157651

a(n) = 58·n² + 1. A158666

Number of interior vertices formed by drawing the lines connecting any two of the 2*(n+2) perimeter points of a 3 X (n+1) square grid. A331767

a(n) = floor(10000·log₂(n)). A4268

Strong pseudoprimes to base 59. A20285

Irregular triangle of numerators of the average value of the first letter over all derangements of {1, 2, ..., n} with k descents. A332009

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, 1, 0), (0, 0, 1), (1, 0, -1), (1, 1, 0)}. A150404

Primes of the form 232·m²+1. A230392

Number of (n+1)X4 binary arrays with every 2X2 subblock trace equal to some horizontal or vertical neighbor 2X2 subblock trace. A185744

Number of (n+2)X3 0..2 arrays with every 3X3 subblock having three equal elements in a row horizontally, vertically or nw-to-se diagonally, and new values 0..2 introduced in row major order. A204885