Properties of the Number 90289

Ninety Thousand Two Hundred Eighty-Nine

Basics

Value: 90288 → 90289 → 90290

Parity: odd

Prime: Yes

Previous Prime: 90281

Next Prime: 90313

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 90289

Divisors: 1, 90289

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110000010110001

Octal: 260261

Duodecimal: 44301

Hexadecimal: 160b1

Square: 8152103521

Square Root: 300.48128061494947

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 with 23 as smallest positive primitive root. A61335

Beginnings of maximal chains of primes with four members (three links). A152867

Primes p such that x⁹ = 2 has a solution mod p, but x^9² = 2 has no solution mod p. A70185

Primes p such that x⁵⁴ = 2 has no solution mod p, but x¹⁸ = 2 has a solution mod p. A59666

Primes starting and ending with 9. A62335

Primes (with d digits, say) that generate another prime when acted on by the "standard" superpermutation of length A007489(d) of d elements (cf. comment). A244311

Primes that can be generated by the concatenation in base 8, in ascending order, of two consecutive integers read in base 10. A287310

Canyon primes (A134971) whose first and last digits are 9. A179673

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 35. A31623

Smallest prime of the form 10^k - prime(n), or 0 if no such prime exists. A90289