Properties of the Number 28261

Twenty-Eight Thousand Two Hundred Sixty-One

Basics

Value: 28260 → 28261 → 28262

Parity: odd

Prime: No

Previous Prime: 28229

Next Prime: 28277

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 59 × 479

Divisors: 1, 59, 479, 28261

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110111001100101

Octal: 67145

Duodecimal: 14431

Hexadecimal: 6e65

Square: 798684121

Square Root: 168.11008298136076

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

Column 7 of array illustrated in A089574 and related to A034261. A109125

Odd numbers that, when expressed in base 2 and then interpreted in base 10, yield a multiple of the original number. A32535

Odd numbers n with the property that the binary representation of n is the same as the decimal representation of the smallest multiple of n that can be represented with only 1's and 0's. A215160

Number of ways to tile a 1 X n strip using squares, red dominos, and blue dominos, where the number of red dominos must be twice the number of blues. A383952

Primes which can be represented as the sum of a number and its reverse. A72382

Number of nX6 0..1 arrays with rows and antidiagonals unimodal. A223678

Number of (1+2) X (n+2) 0..3 arrays with every 3 X 3 subblock row and diagonal sum equal to 0 3 5 6 or 8 and every 3X3 column and antidiagonal sum not equal to 0 3 5 6 or 8. A252616

Numbers whose total number of prime factors (counting multiplicity) is squarefree. A28261