Properties of the Number -126669

One Hundred Twenty-Six Thousand Six Hundred Sixty-Nine

Basics

Value: -126670 → -126669 → -126668

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 42223

Divisors: 1, 3, 42223, 126669

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11110111011001101

Octal: -367315

Duodecimal: -61379

Hexadecimal: -1eecd

Square: 16045035561

Square Root: 355.9058864362881

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) = floor(π * n!). A147836

Number of n X n symmetric binary arrays with rows, considered as binary numbers, in strictly increasing order, and no more than 5 ones in any row. A162095