Properties of the Number 84389

Eighty-Four Thousand Three Hundred Eighty-Nine

Basics

Value: 84388 → 84389 → 84390

Parity: odd

Prime: Yes

Previous Prime: 84377

Next Prime: 84391

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 84389

Divisors: 1, 84389

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100100110100101

Octal: 244645

Duodecimal: 40A05

Hexadecimal: 149a5

Square: 7121503321

Square Root: 290.49784852903815

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

a(n) = 17·a(n-1) + a(n-2), with a(-1) = 0 and a(0) = 1. A178765

a(n) = n⁴ + 3·n² + 1. A57721

Denominators of continued fraction convergents to sqrt(293). A41551

First differences of Chebyshev polynomials S(n,291) = A098248(n) with Diophantine property. A98250

Primes p of the form k*(k + 1) - 1 such that p and p + 2 are twin primes. A88486

Numerator of Laguerre(n, 2). A160623

Numbers generated by the Fibonacci polynomial x⁴ + 3x² + 1. A85151

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 34. A31622

Primes p such that q² - p² + 1 is the square of a composite number where p and q are consecutive primes. A316934

Chebyshev polynomials S(n,291) + S(n-1,291) with Diophantine property. A98249