Properties of the Number 3231

Three Thousand Two Hundred Thirty-One

Basics

Value: 3230 → 3231 → 3232

Parity: odd

Prime: No

Previous Prime: 3229

Next Prime: 3251

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 359

Divisors: 1, 3, 9, 359, 1077, 3231

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 110010011111

Octal: 6237

Duodecimal: 1A53

Hexadecimal: c9f

Square: 10439361

Square Root: 56.84188596448925

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

Coordination sequence for "flu" 3D uniform tiling formed from tetrahedra, rhombicuboctahedra, and cubes. A299272

a(n) = a(n-1) + a(floor(n/2)), a(1) = 1. A33485

Number of partitions of n in which the sequence of frequencies of the summands is nonincreasing. A100882

Generalized 21-gonal (or icosihenagonal) numbers: m*(19·m - 17)/2 with m = 0, +1, -1, +2, -2, +3, -3, ... A303298

Generalized 23-gonal (or icositrigonal) numbers: m*(21·m - 19)/2 with m = 0, +1, -1, +2, -2, +3, -3, ... A303303

Numbers k such that the largest prime factor of k²-1 is 101. A181568

The summarize Fibonacci sequence: summarize the previous two terms!. A36059

Number of compositions of n with strictly increasing differences. A325547

Number of nonempty subsets of {1, 2, ..., n} having pairwise coprime elements. A187106

Number of (0,1)-matrices with sum of entries equal to n and no zero rows or columns, with weakly decreasing row sums and column sums. A68313