Properties of the Number 9923

Nine Thousand Nine Hundred Twenty-Three

Basics

Value: 9922 → 9923 → 9924

Parity: odd

Prime: Yes

Previous Prime: 9907

Next Prime: 9929

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 9923

Divisors: 1, 9923

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10011011000011

Octal: 23303

Duodecimal: 58AB

Hexadecimal: 26c3

Square: 98465929

Square Root: 99.61425600786265

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: Yes

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Discriminants of imaginary quadratic fields with class number 25 (negated). A56987

Primes p such that x⁴¹ = 2 has no solution mod p. A59236

Primes such that the sum of the predecessor and successor primes is divisible by 29. A112859

Primes from merging of 4 successive digits in decimal expansion of Euler-Mascheroni constant A001620. A198778

a(n) is the number of integer lattice points inside the right triangle with legs 3n and 4n (and hypotenuse 5n). A126587

Number of cyclic subgroups of the group (C_n)⁵, where C_n is the cyclic group of order n. A344219

Primes having only {2, 3, 9} as digits. A260128

Sum of odd-indexed primes. A77131

Numerators of rational valued sequence whose Dirichlet convolution with itself yields Euler's φ (A000010). A317925

Numerators of rational valued sequence whose Dirichlet convolution with itself yields sequence A051953 (cototient of n) + A063524 (1, 0, 0, 0, ...). A317846