Properties of the Number 8291

Eight Thousand Two Hundred Ninety-One

Basics

Value: 8290 → 8291 → 8292

Parity: odd

Prime: Yes

Previous Prime: 8287

Next Prime: 8293

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 8291

Divisors: 1, 8291

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000001100011

Octal: 20143

Duodecimal: 496B

Hexadecimal: 2063

Square: 68740681

Square Root: 91.05492847726585

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

Smallest prime p==3 (mod 8) such that Q(sqrt(-p)) has class number 2n+1. A2148

Weak Goodstein sequence starting at 11. A137411

T(n,k)=Number of nXk 0..2 arrays with antidiagonals unimodal and rows and diagonals nondecreasing. A223999

Primes of the form 43·n² - 537·n + 2971 in order of increasing nonnegative values of n. A272285

Number of integer partitions of n where some part is the difference of two consecutive parts. A364467

Triangle T read by rows: matrix product of Pascal and Catalan triangle. A104259

Primes of the form 2·n² + 50·n + 23. A217496

Primes q of the form q = 10p + 1, where p is also prime. A55781

Prime numbers p such that x² + x + p produces primes for x = 0..2 but not x = 3. A210361

Sum of the third largest parts in the partitions of n into 7 parts. A308931