Properties of the Number 29521

Twenty-Nine Thousand Five Hundred Twenty-One

Basics

Value: 29520 → 29521 → 29522

Parity: odd

Prime: No

Previous Prime: 29501

Next Prime: 29527

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 53 × 557

Divisors: 1, 53, 557, 29521

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111001101010001

Octal: 71521

Duodecimal: 15101

Hexadecimal: 7351

Square: 871489441

Square Root: 171.81676286090365

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) = T(n, floor(n/2)), T given by A026519. A26530

a(n) = T(2·n-1, n-1), T given by A026519. A26528

a(n) = T(n, floor(n/2)), where T is given by A026552. A26563

Row sums of A078938. A78940

Centered 36-gonal numbers. A195316

a(n) = (3ⁿ - 7)/2. A116970

Square array T(n,k), n>=0, k>=0, read by antidiagonals downwards, where column k is the expansion of e.g.f. exp(k*(exp(x) - 1) + x). A335975

Numbers n such that n-1, n and n+1 can be expressed as a sum of 2 squares in at least 2 ways. A91459

a(n) = floor(((1+sqrt(3))/2)ⁿ). A125895

Nonprime numbers k whose arithmetic derivative k' (A003415) is a Fibonacci number (A000045). A362141