Properties of the Number 28093

Twenty-Eight Thousand Ninety-Three

Basics

Value: 28092 → 28093 → 28094

Parity: odd

Prime: No

Previous Prime: 28087

Next Prime: 28097

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 13 × 2161

Divisors: 1, 13, 2161, 28093

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110110110111101

Octal: 66675

Duodecimal: 14311

Hexadecimal: 6dbd

Square: 789216649

Square Root: 167.60966559241146

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 integer partitions of n where the parts have lesser mean than the distinct parts. A360251

Semiprimes that are the sum of the first n semiprimes for some n. A92190

a(n) = 120·n³ + 60·n² + 2·n + 1. A272126

Simple triangulations of a disk: column 4 of square array in A210664. A4305

a(n) = 2·a(n-1) - [(n+1)/3] for n>0 with a(0) = 1. A136169

Number of (n+2) X 6 0..2 matrices with each 3 X 3 subblock idempotent. A224602

Number of length-4 0..n arrays with no repeated value unequal to the previous repeated value plus one mod n+1. A268945

Dimension of space of equivariant linear maps from R^n³ to R^n³ under diagonal action of {-1, 1}ⁿ. A370649

Expansion of 1/((1-3x)(1-7x)(1-9x)(1-10x)). A28093