Properties of the Number 57810

Fifty-Seven Thousand Eight Hundred Ten

Basics

Value: 57809 → 57810 → 57811

Parity: even

Prime: No

Previous Prime: 57809

Next Prime: 57829

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 × 41 × 47

Divisors: 1, 2, 3, 5, 6, 10, 15, 30, 41, 47

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1110000111010010

Octal: 160722

Duodecimal: 29556

Hexadecimal: e1d2

Square: 3341996100

Square Root: 240.43710196223876

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

Number of partitions of the multigraph G_n (defined below) into "strokes". A354228

a(n+1) = a(n-3) + a(n-2) - a(n-1) + a(n) starting with 1, 2, 3, 4. A180046

Factors k > 0 such that k·x² + 1 produces a new minimum of its Hardy-Littlewood constant. A331946

Quotients n/π(n) for n in A057809. A57810

Table read by antidiagonals: Place k points in general position on each side of a regular n-gon and join every pair of the n*(k+1) boundary points by a chord; T(n,k) (n >= 3, k >= 0) gives number of regions in the resulting planar graph. A366253