Properties of the Number 40343

Forty Thousand Three Hundred Forty-Three

Basics

Value: 40342 → 40343 → 40344

Parity: odd

Prime: Yes

Previous Prime: 40289

Next Prime: 40351

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 40343

Divisors: 1, 40343

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001110110010111

Octal: 116627

Duodecimal: 1B41B

Hexadecimal: 9d97

Square: 1627557649

Square Root: 200.85566957395054

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 having only {0, 3, 4} as digits. A199340

Smallest prime > n!. A37151

Primes of the form 6n² - 1. A90686

a(n) is the smallest prime q such that, for the previous prime p and the following prime r, the fraction (r-q)/(q-p) has denominator n in lowest terms. A179234

Primes p such that each decimal digit of p is equal to the difference of two other digits of p. A255892

Irregular triangle read by rows: row n (n>=1) lists the primes of the form prime(n) + k! for k >= 0. A352912

Smallest prime > n!+1. A37152

Smallest prime >= n!. A87421

Primes p such that continued fraction of (1 + sqrt(p))/2 has period 12 : primes in A146336. A146357

a(n) = 24·n² - 1. A158544