Properties of the Number 23015

Twenty-Three Thousand Fifteen

Basics

Value: 23014 → 23015 → 23016

Parity: odd

Prime: No

Previous Prime: 23011

Next Prime: 23017

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 5 × 4603

Divisors: 1, 5, 4603, 23015

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101100111100111

Octal: 54747

Duodecimal: 1139B

Hexadecimal: 59e7

Square: 529690225

Square Root: 151.70695435608744

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

Generalized sum of divisors function: third diagonal of A060044. A60045

Expansion of 1/(1 - ∑_j>=1 x^{∑_i=1..j prime(i})). A282906

Squares visited by a knight moving on a square-spiral numbered board where the knight moves to an unvisited square with the lowest spiral number and with seven or fewer visited neighbors. It only moves to squares with eight visited neighbors when no other square is available. A329518

Number of partitions of n into parts of 17 kinds. A23015

Irregular array read by rows: row k (k>=1) contains k² numbers, formed by filling in a k X k square by rows so entries in all rows, columns, diagonals, antidiagonals are distinct, and then reading that square across rows. A308880