Properties of the Number 23022

Twenty-Three Thousand Twenty-Two

Basics

Value: 23021 → 23022 → 23023

Parity: even

Prime: No

Previous Prime: 23021

Next Prime: 23027

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 1279

Divisors: 1, 2, 3, 6, 9, 18, 1279, 2558, 3837, 7674

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 101100111101110

Octal: 54756

Duodecimal: 113A6

Hexadecimal: 59ee

Square: 530012484

Square Root: 151.7300233968215

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

Numbers·such that there exist three integers 0<x<=y, z>0 and w>0 such that σ(x)³ = σ(y)³ = x³ + y³ + z³ + w³. A385397

Indices of record high points in A386487. A387519

Triangle read by rows: T(n,k) appears in the transformation ∑_k=0..n (k+1)*x^k = ∑_k=0..n T(n,k)*(x+2k)^k. A253381

Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and 2w+x+y>0. A211617

Sequence A014486 shown in base 4. A85185

Number of 0..n arrays x(0..6) of 7 elements with zero 5th differences. A200085

Number of -n..n arrays x(0..3) of 4 elements with zero sum and nonzero second and third differences. A200205

Smallest index of n-th prime in A361330, or -1 if it does not appear. A361331

Number of partitions of n into two relatively prime parts. After initial term, this is the "half-totient" function φ(n)/2 (A000010(n)/2). A23022