Properties of the Number 55817

Fifty-Five Thousand Eight Hundred Seventeen

Basics

Value: 55816 → 55817 → 55818

Parity: odd

Prime: Yes

Previous Prime: 55813

Next Prime: 55819

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 55817

Divisors: 1, 55817

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: 1101101000001001

Octal: 155011

Duodecimal: 28375

Hexadecimal: da09

Square: 3115537489

Square Root: 236.25621684941964

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 such that the polynomial x² + x + p generates only primes for x = 0, ..., 4. A187057

Initial primes of 5 consecutive primes with consecutive gaps 2, 4, 6, 8. A190814

Prime numbers p such that x² + x + p produces primes for x = 0..4 but not x = 5. A210363

Primes of the form k² + k + 55661, with k >= 0. A116206

Stirling transform of partitions into distinct parts (A000009). A306023

Primes that remain prime through 4 iterations of function f(x) = 4x + 9. A23312

Number of Motzkin meanders of length n with no level steps at odd level. A307557

Primes of the form 16n² + 121. A202083

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 42. A31630

Primes that yield a prime when any single digit is replaced by its 10's complement. A345529