Properties of the Number 23268

Twenty-Three Thousand Two Hundred Sixty-Eight

Basics

Value: 23267 → 23268 → 23269

Parity: even

Prime: No

Previous Prime: 23251

Next Prime: 23269

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 7 × 277

Divisors: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101101011100100

Octal: 55344

Duodecimal: 11570

Hexadecimal: 5ae4

Square: 541399824

Square Root: 152.53851972534676

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

Partial sums of A243980. A244050

Numbers that are the sum of 9 positive 9th powers. A3398

Number of ways to write n as an ordered sum of 7 primes. A340963

Numbers k such that there is no prime between the k-th perfect power and the (k+1)-st perfect power. A274605

E.g.f. S(x,y) = Integral C(x,y)*C(y,x) dx such that C(x,y)² - S(x,y)² = 1 and C(y,x) = 1 + Integral S(y,x)*C(x,y) dy, where S(x,y) = ∑_n>=0 ∑_k=0..n T(n,k) * x^2·n+1-2·k*y^2·k/(2·n+1)!, as a triangle of coefficients T(n,k) read by rows. A322730

Number of ways to place 3 nonattacking zebras on a 3 X n board. A172221

Number of regions in a graph of n adjacent rectangles in a row with all possible diagonals drawn, as in A306302, but without the rectangles' edges which are perpendicular to the row. A369175

G.f. satisfies: A(x) = exp( ∑_n>=1 A(x)ⁿ * A(xⁿ) * xⁿ/n ). A198413

Primes that remain prime through 2 iterations of function f(x) = 9x + 10. A23268