Properties of the Number 22040

Twenty-Two Thousand Forty

Basics

Value: 22039 → 22040 → 22041

Parity: even

Prime: No

Previous Prime: 22039

Next Prime: 22051

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 5 × 19 × 29

Divisors: 1, 2, 4, 5, 8, 10, 19, 20, 29, 38

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 101011000011000

Octal: 53030

Duodecimal: 10908

Hexadecimal: 5618

Square: 485761600

Square Root: 148.45874847916508

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 nonisomorphic circulant digraphs (i.e., Cayley digraphs for the cyclic group) of order n. A49297

a(n) = n*(n+1)*(5·n+7)/6. A162148

Expansion of (c(q²)/c(q))³ in powers of q where c() is a cubic AGM θ function. A123633

Numbers k such that k² and k³ have the same set of digits. A29797

Expansion of 3 * (b(q²)² / b(q)) / (c(q)² / c(q²)) in powers of q where b(), c() are cubic AGM θ functions. A128636

a(n) = Fibonacci(n) mod n³. A132636

This is to A139025 as A139025 to A014688, see A139025 for details. A139026

Expansion of (ψ(-x³) / f(x))² in powers of·where ψ(), f() are Ramanujan θ functions. A261369

4-Smith numbers. A103125

a(n) = 40*(200·n - 49). A157652