Properties of the Number 22070

Twenty-Two Thousand Seventy

Basics

Value: 22069 → 22070 → 22071

Parity: even

Prime: No

Previous Prime: 22067

Next Prime: 22073

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 2207

Divisors: 1, 2, 5, 10, 2207, 4414, 11035, 22070

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101011000110110

Octal: 53066

Duodecimal: 10932

Hexadecimal: 5636

Square: 487084900

Square Root: 148.55975228843107

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

a(n) = ∑_k=0..n (-1)^n-k * binomial(n+2·k+1,k). A390542

a(n) = n*(5·n² - 3·n + 4) / 6. A203552

Triangle of coefficients of polynomials v(n,x) jointly generated with A210749; see the Formula section. A210750

a(n) = ceiling(n*φ¹⁶), where φ is the golden ratio, A001622. A4971

a(n) = round(n*φ¹⁶), where φ is the golden ratio, A001622. A4951

G.f. satisfies: A(x) = ∑_n>=0 xⁿ*A(x)ⁿ * ∑_k=0..n binomial(n,k)² * x^k*(1-x)^n-k. A227824

Total volume of the family of rectangular prisms with dimensions p, q, and |q - p| where p divides q, n = p + q and p < q. A303479

θ series of D*_17 lattice. A22070