Properties of the Number 57806

Fifty-Seven Thousand Eight Hundred Six

Basics

Value: 57805 → 57806 → 57807

Parity: even

Prime: No

Previous Prime: 57803

Next Prime: 57809

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 7 × 4129

Divisors: 1, 2, 7, 14, 4129, 8258, 28903, 57806

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1110000111001110

Octal: 160716

Duodecimal: 29552

Hexadecimal: e1ce

Square: 3341533636

Square Root: 240.42878363457234

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

Triangle T(n, k, m) = (m*(n-k) + 1)*T(n-1, k-1, m) + (m·k + 1)*T(n-1, k, m) - m·f(n,k)*T(n-2, k-1, m) with T(n, 0, m) = T(n, n, m) = 1, f(n, k) = k if k <= floor(n/2) otherwise n-k, and m = 3, read by rows. A157212

Number of ways of getting (at least) 5 of a kind, a straight flush, 4 of a kind, flush, full house, straight, 3 of a kind, 2 pair, a pair in wild-card poker with 2 jokers. A57806