Properties of the Number 57217

Fifty-Seven Thousand Two Hundred Seventeen

Basics

Value: 57216 → 57217 → 57218

Parity: odd

Prime: No

Previous Prime: 57203

Next Prime: 57221

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 29 × 1973

Divisors: 1, 29, 1973, 57217

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101111110000001

Octal: 157601

Duodecimal: 29141

Hexadecimal: df81

Square: 3273785089

Square Root: 239.20075250717753

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

On a spirally numbered square grid, with labels starting at 1, this is the number of the last cell that a (1,n) leaper reaches before getting trapped, or -1 if it never gets trapped. A323471

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 785", based on the 5-celled von Neumann neighborhood. A273559

a(n) = smallest positive integer k such that 1 + n·k! is a prime. A57217