Properties of the Number 56591

Fifty-Six Thousand Five Hundred Ninety-One

Basics

Value: 56590 → 56591 → 56592

Parity: odd

Prime: Yes

Previous Prime: 56569

Next Prime: 56597

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 56591

Divisors: 1, 56591

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101110100001111

Octal: 156417

Duodecimal: 288BB

Hexadecimal: dd0f

Square: 3202541281

Square Root: 237.88862940460186

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

Primes with 4 distinct digits that remain prime (no leading zeros allowed) after deleting all occurrences of its digits d. A57880

a(0)=1, a(n+1)=ceiling((1+1/n)ⁿ*a(n)). A92247

Primes p such that 2·p⁴+-9 are also prime. A174365

List of primes p = prime(k) such that k-th composite is a substring of k-th prime. A329270

Fifth column sequence of triangle A056588. A56591

Numbers k such that (in base 10) the k-th composite is a substring of the k-th prime. A378491

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