Properties of the Number 23238

Twenty-Three Thousand Two Hundred Thirty-Eight

Basics

Value: 23237 → 23238 → 23239

Parity: even

Prime: No

Previous Prime: 23227

Next Prime: 23251

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 1291

Divisors: 1, 2, 3, 6, 9, 18, 1291, 2582, 3873, 7746

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101101011000110

Octal: 55306

Duodecimal: 11546

Hexadecimal: 5ac6

Square: 540004644

Square Root: 152.44015219095002

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

Expansion of e.g.f. 1/(1 - 3·x * (exp(x) - 1)). A367881

Sorted positions of first appearances in the run-lengths (differing by 0) of the antirun-lengths (differing by > 2) of the odd primes. A373826

Position of first appearance of n in the run-lengths (differing by 0) of the antirun-lengths (differing by > 2) of the odd primes. A373827

Expansion of 1 / ((1-2·x)*(1-4·x+x²)). A216263

Expansion of (1 - x)⁴/((1 - x)⁶ + x⁶). A307089

Number of n-step self-avoiding walks on a 3D cubic lattice whose end-to-end distance is an integer. A359741

Expansion of 1/((1 - x)⁶ + x⁶). A306940

a(n) = ∑_{k=0..floor(n/6)} (-1)^k*binomial(n,6·k). A307040

Number of length n 1..(2+2) arrays with no leading partial sum equal to a prime. A254533

Numbers k such that 4·10^k + 39 is prime. A294918