Properties of the Number 91291

Ninety-One Thousand Two Hundred Ninety-One

Basics

Value: 91290 → 91291 → 91292

Parity: odd

Prime: Yes

Previous Prime: 91283

Next Prime: 91297

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 91291

Divisors: 1, 91291

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10110010010011011

Octal: 262233

Duodecimal: 449B7

Hexadecimal: 1649b

Square: 8334046681

Square Root: 302.144005401398

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

Initial prime in set of 4 consecutive primes with common difference 6. A33451

Primes p such that p, p+6, p+12, p+18 are consecutive primes and p = 6·k+1 for some k. A90837

Number of ways in which n identical balls can be distributed among 7 boxes in a row such that each pair of adjacent boxes contains at least 4 balls. A5340

Primes that remain prime through 4 iterations of function f(x) = 2x + 5. A23304

Smallest prime beginning and ending in 2n+1 or 0 if no such prime exists. A71234

Primes that are exactly between the nearest square and the nearest triangular number. A233443

Irregular triangle read by rows, where row n lists in ascending order all numbers k whose arithmetic derivative k' is equal to the n-th partial sum of primorials, A143293(n). Rows of length zero are simply omitted, i.e., when A369239(n) = 0. A369240

Numbers k such that the quotient (σ(k) + σ(k+1))/σ(2·k+1) is smaller than 1/2. A91291