Properties of the Number -126381

One Hundred Twenty-Six Thousand Three Hundred Eighty-One

Basics

Value: -126382 → -126381 → -126380

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 103 × 409

Divisors: 1, 3, 103, 309, 409, 1227, 42127, 126381

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11110110110101101

Octal: -366655

Duodecimal: -61179

Hexadecimal: -1edad

Square: 15972157161

Square Root: 355.5010548507557

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 n X n binary arrays with all ones connected only in a 1000-1000-1111 pattern in any orientation. A146594

Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 1000-1000-1111 pattern in any orientation. A146596