Properties of the Number 25841

Twenty-Five Thousand Eight Hundred Forty-One

Basics

Value: 25840 → 25841 → 25842

Parity: odd

Prime: Yes

Previous Prime: 25819

Next Prime: 25847

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 25841

Divisors: 1, 25841

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110010011110001

Octal: 62361

Duodecimal: 12B55

Hexadecimal: 64f1

Square: 667757281

Square Root: 160.75136080294934

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 p whose reciprocal has period (p-1)/10. A56215

Primes p such that A001175(p) = (p-1)/8. A308793

Number of plane partitions of n with 3 or more columns. A89924

Noncomposite numbers in the southern ray of the Ulam spiral as oriented on the March 1964 cover of Scientific American. A168027

Smallest m such that A051145(m) = 2ⁿ. A51147

Primes congruent to 58 mod 59. A142785

Primes p such that p³-p-+1 are twin primes. A158295

Primes p of the form p = A161671(k) = A161671(k+1). A220220

Positions at which powers of 2 occur in A051145. A244747

a(1) = 2; k(1) = 0; for n > 1: k(n) = smallest number j >= k(n-1) such that 2·a(n-1) + j is prime; a(n) = 2·a(n-1) + k(n). A105120