Properties of the Number 9281

Nine Thousand Two Hundred Eighty-One

Basics

Value: 9280 → 9281 → 9282

Parity: odd

Prime: Yes

Previous Prime: 9277

Next Prime: 9283

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 9281

Divisors: 1, 9281

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010001000001

Octal: 22101

Duodecimal: 5455

Hexadecimal: 2441

Square: 86136961

Square Root: 96.33794683301072

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

Primes congruent to 1 mod 29. A141977

Primes such that the sum of the predecessor and successor primes is divisible by 29. A112859

Primes of form n² + 256. A256776

Discriminants of real quadratic fields with form class number 3. A391421

Primes p whose reciprocal has period (p-1)/10. A56215

Table T(n,k) by antidiagonals. T(n,k) is the number of primitive (=aperiodic) k-ary words (n,k >= 1) with length less than or equal to n which are earlier in lexicographic order than any other word derived by cyclic shifts of the alphabet. A143327

Primes p such that the number of distinct prime divisors of all composite numbers between p and the next prime is 5. A75585

Primes congruent to 1 mod 64. A142925

Denominators of upper primes-only best approximates (POBAs) to the golden ratio, φ (A001622); see Comments. A265799

Primes p such that x⁸ = 2 has a solution mod p, but x^8² = 2 has no solution mod p. A70184