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Properties of the Number 2231

Two Thousand Two Hundred Thirty-One

Basics

Value: 2230 → 2231 → 2232

Parity: odd

Prime: No

Previous Prime: 2221

Next Prime: 2237

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 23 × 97

Divisors: 1, 23, 97, 2231

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100010110111

Octal: 4267

Duodecimal: 135B

Hexadecimal: 8b7

Square: 4977361

Square Root: 47.23346271447817

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

Odd numbers not of form p + 2k (de Polignac numbers). A6285
Decimal encoding of the prime factorization of n: concatenation of prime factors and exponents. A67599
Super-3 Numbers (3n3 contains substring '333' in its decimal expansion). A14569
Heinz numbers of integer partitions of n into distinct perfect squares (A033461). A324587
T(n,k)=Number of nXnXn triangular 0..k arrays with every horizontal row nondecreasing, first elements of rows nonincreasing, last elements of rows nondecreasing, and every row having the same average value. A215182
Numbers that, when expressed in base 2 and then interpreted in base 10, yield a multiple of the original number. A32533
Each permutation in the list A060117 converted to Site Swap notation, with digits reversed and inverted. "Zero throws" (fixed elements) indicated with 0's. A60498
Numbers having no decomposition into a sum of two prime powers. A71331
Composites whose prime factorization in base 2 is an anagram of the number in base 2. A260046
Largest side, in increasing order, of primitive integer-sided triangles with A < B < C < 2*π/3 and such that FA + FB + FC is an integer where F is the Fermat point of the triangle. A336332