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Properties of the Number 23355

Twenty-Three Thousand Three Hundred Fifty-Five

Basics

Value: 23354 → 23355 → 23356

Parity: odd

Prime: No

Previous Prime: 23339

Next Prime: 23357

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 3 × 5 × 173

Divisors: 1, 3, 5, 9, 15, 27, 45, 135, 173, 519

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101101100111011

Octal: 55473

Duodecimal: 11623

Hexadecimal: 5b3b

Square: 545456025

Square Root: 152.82342752340034

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 inequivalent ways to color faces of a cube using at most n colors. A47780
T(n,k)=Half the number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock diagonal sum differing from its antidiagonal sum by more than 3. A184231
Sums of terms of groups in A075621. A75625
a(n) = Sum of all divisors of all numbers < (n+1)2. A168013
Fibonacci-like sequence of numbers with nondecreasing positive digits. Let a^+ denote the number that is obtained from a if its positive digits are written in nondecreasing order, while zeros remain in their places. Let a<+>b = (a + b)^+. a(0)=0, a(1)=1, for n>=2, a(n) = a(n-1) <+> a(n-2). A237568
Numbers·such that the sum of all their cyclic permutations is equal to that of all cyclic permutations of σ(x) and all cyclic permutations of Euler totient function φ(x). A247317
Factorial base Niven numbers (A118363) with a record gap to the next factorial base Niven number. A347495
a(n) is the index of A110080 where n appears. A111187
Least multiple of prime(n) containing only prime digits (2,3,5,7). A113590
Half the number of (n+1) X 2 0..3 arrays with every 2 X 2 subblock diagonal sum differing from its antidiagonal sum by more than 3. A184223