Properties of the Number 84827

Eighty-Four Thousand Eight Hundred Twenty-Seven

Basics

Value: 84826 → 84827 → 84828

Parity: odd

Prime: Yes

Previous Prime: 84811

Next Prime: 84857

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 84827

Divisors: 1, 84827

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100101101011011

Octal: 245533

Duodecimal: 4110B

Hexadecimal: 14b5b

Square: 7195619929

Square Root: 291.25075107199297

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 terms in 7th derivative of a function composed with itself n times. A22817

Noncomposite numbers in the eastern ray of the Ulam spiral as oriented on the March 1964 cover of Scientific American. A168022

E.g.f.: Shw(x) / Chw(x), where Chw(x) = ∑_n>=0 (2·n+1)^2·n-1 * x^2·n/(2·n)! and Shw(x) = ∑_n>=0 (2·n+2)^2·n * x^2·n+1/(2·n+1)!, with zero coefficients omitted. A215890

Maximum number of spheres of volume one that can be packed in a sphere of volume n. A84827

Expansion of e.g.f. (x/cos(x)) * exp(x·tan(x)) (odd powers only). A216409