Properties of the Number 40819

Forty Thousand Eight Hundred Nineteen

Basics

Value: 40818 → 40819 → 40820

Parity: odd

Prime: Yes

Previous Prime: 40813

Next Prime: 40823

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 40819

Divisors: 1, 40819

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001111101110011

Octal: 117563

Duodecimal: 1B757

Hexadecimal: 9f73

Square: 1666190761

Square Root: 202.03712530126734

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 for which A049076 >= 4. A49090

Matrix square of Stirling2 triangle A008277: 2-levels set partitions of [n] into k first-level subsets. A39810

Primes prime(k) for which A049076(k) = 4. A49080

Generalized Stirling numbers of second kind. A558

Square of the Stirling2 matrix A048993. A130191

Numbers k such that 3·2^k + 35 is prime. A59759

Prime numbers with prime indices in A333243. A333244

Triangle of generalized Stirling numbers of 2nd kind. A46817

Primes of the form n² + 15. A243450

Number of compositions of n into distinct parts such that the difference between any two parts is at least two. A327710