Properties of the Number 23320

Twenty-Three Thousand Three Hundred Twenty

Basics

Value: 23319 → 23320 → 23321

Parity: even

Prime: No

Previous Prime: 23311

Next Prime: 23321

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 ³ × 5 × 11 × 53

Divisors: 1, 2, 4, 5, 8, 10, 11, 20, 22, 40

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101101100011000

Octal: 55430

Duodecimal: 115B4

Hexadecimal: 5b18

Square: 543822400

Square Root: 152.7088733505686

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

T(n,k)=Number of length n+3 0..k arrays with no consecutive four elements summing to more than 2·k. A241964

Number of integer compositions of n whose leaders of anti-runs are weakly decreasing. A374682

Number of fixed convex polyominoes with n cells. A67675

Nonunitary weird numbers: numbers that are nonunitary abundant but not nonunitary pseudoperfect. A327948

Triangle read by rows: T(n,k) = number of rooted maps with n edges on a nonorientable surface of genus k (1 <= k <= n). A267180

Row 3 in rectangular array A292929. A294066

Maximum number of induced copies of the claw graph K_1,3 in an n-node graph. A352666

Expansion of ∏_k>=1 (1 - x^k)¹¹. A10819

Digits of σ(n) end in φ(n). A67249

a(n) = 2*(n-1)*(n² + 1). A71233