Properties of the Number -129385

One Hundred Twenty-Nine Thousand Three Hundred Eighty-Five

Basics

Value: -129386 → -129385 → -129384

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 5 × 113 × 229

Divisors: 1, 5, 113, 229, 565, 1145, 25877, 129385

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11111100101101001

Octal: -374551

Duodecimal: -62A61

Hexadecimal: -1f969

Square: 16740478225

Square Root: 359.70126494078386

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

a(n) = (A269590(n)² + 4)/5ⁿ, n >= 0. A269594

Number of n X n binary arrays with all ones connected only in a 1101-0111-0010 pattern in any orientation. A147239

Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 1101-0111-0010 pattern in any orientation. A147241