Properties of the Number 85558

Eighty-Five Thousand Five Hundred Fifty-Eight

Basics

Value: 85557 → 85558 → 85559

Parity: even

Prime: No

Previous Prime: 85549

Next Prime: 85571

Digit Sum: 31

Digital Root: 4

Palindrome: Yes

Factorization: 2 × 11 × 3889

Divisors: 1, 2, 11, 22, 3889, 7778, 42779, 85558

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100111000110110

Octal: 247066

Duodecimal: 4161A

Hexadecimal: 14e36

Square: 7320171364

Square Root: 292.5029914376945

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

Palindromes of form k² + k + 2. A27713

Palindromic Super-3 Numbers. A32751

Array read by antidiagonals: T(m,n) is the number of m X n binary arrays with all 1's connected and no 1 having more than two 1's adjacent. A391820

Numbers that have more nonprime digits than prime digits. A85558

Equals two maps: number of nX4 binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal and antidiagonal neighbors in a random 0..2 nX4 array. A220933