Properties of the Number 23056

Twenty-Three Thousand Fifty-Six

Basics

Value: 23055 → 23056 → 23057

Parity: even

Prime: No

Previous Prime: 23053

Next Prime: 23057

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ⁴ × 11 × 131

Divisors: 1, 2, 4, 8, 11, 16, 22, 44, 88, 131

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101101000010000

Octal: 55020

Duodecimal: 11414

Hexadecimal: 5a10

Square: 531579136

Square Root: 151.84202316881846

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

Number of partitions of n into squarefree parts. A73576

Triangle T(n,k) read by rows: number of k X k triangular matrices with nonnegative integer entries and without zero rows or columns such that sum of all entries is equal to n, n>=1, 1<=k<=n. A137251

Expansion of (1 + x - x³ - 2·x⁴)/(1 - x² - x³ - x⁴ - x⁵). A109544

Expansion of ∏_{i>=1, j>=0} (1 + x^{i·5^j}). A373219

Let F(x) = 1 + 1·x + 4·x² + 10·x³ + ..., the g.f. for A000293 (solid partitions), and write F(x) = 1/∏_n>=1 (1 - xⁿ)^a(n). A37452

Smallest number that is the largest value in the Collatz (3x + 1) trajectories of exactly n initial values. (a(n)=0 if no such number exists.) A233293

Expansion of 1/((1-6·x)*(1-10·x)). A16173

Number T(n,k) of permutations of [n] with exactly k (possibly overlapping) occurrences of some of the consecutive patterns 123, 1432, 2431, 3421; triangle T(n,k), n>=0, 0<=k<=max(0,n-2), read by rows. A231210

Octagonal numbers (A000567) in which parity of digits alternates. A297647

Number of integer partitions of the n-th squarefree number using squarefree numbers. A303365