Properties of the Number 84223

Eighty-Four Thousand Two Hundred Twenty-Three

Basics

Value: 84222 → 84223 → 84224

Parity: odd

Prime: Yes

Previous Prime: 84221

Next Prime: 84229

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 84223

Divisors: 1, 84223

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10100100011111111

Octal: 244377

Duodecimal: 408A7

Hexadecimal: 148ff

Square: 7093513729

Square Root: 290.2119914820888

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 of five consecutive primes whose sum is a square. A206281

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 297", based on the 5-celled von Neumann neighborhood. A280615

The number of 54321-avoiding separable permutations of length n. A165522

Greater of twin self primes, i.e., larger member of the pair of self primes differing by 2. A380715

Primes p such that p⁴ - p +/- 1 are twin primes. A236952

Primes of the form 11·k²-11·k+7. A267290

Primes of the form p⁴+q⁴+r⁴-4 with p<=q<=r all prime. A256380

Numerators of successive approximations to ζ(3) = ∑_k>0 1/k³, using Zeilberger's formula with s=2. A84223