Properties of the Number 9931

Nine Thousand Nine Hundred Thirty-One

Basics

Value: 9930 → 9931 → 9932

Parity: odd

Prime: Yes

Previous Prime: 9929

Next Prime: 9941

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 9931

Divisors: 1, 9931

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10011011001011

Octal: 23313

Duodecimal: 58B7

Hexadecimal: 26cb

Square: 98624761

Square Root: 99.65440281292142

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

Discriminants of imaginary quadratic fields with class number 23 (negated). A46020

a(n) = prime(n²). A11757

Primes with 10 as smallest positive primitive root. A61323

Number of unordered pairs of partitions of n with no common parts. A260669

Sum of the ninth largest parts of the partitions of n into 10 parts. A326590

Prime number spiral (clockwise, Northwest spoke). A53999

Where the prime race among 11k+1, ..., 11k+10 changes leader. A297410

Primes p with prime(p) + 2 and prime(p) + 6 both prime. A236464

Primes p such that A001175(p) = (p-1)/5. A308790

Primes p such that A001177(p) = (p-1)/5. A308798