Properties of the Number -126281

One Hundred Twenty-Six Thousand Two Hundred Eighty-One

Basics

Value: -126282 → -126281 → -126280

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 37 × 3413

Divisors: 1, 37, 3413, 126281

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -11110110101001001

Octal: -366511

Duodecimal: -610B5

Hexadecimal: -1ed49

Square: 15946890961

Square Root: 355.36038045904894

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 2 X 2 matrices with all terms in {0,1,...,n} and even determinant. A210369

Expansion of ∏_k>=1 (∏_j=1..k (1 + x^k·j)^j). A327063

Eight bishops and one elephant on a 3 X 3 chessboard. a(n) = 2ⁿ⁺² - 3·F(n+2). A175660

Number of 2 X 2 matrices having all terms in {-n,...,0,..,n} and even determinant. A211154

a(n) = a(n-2) + 2·a(n-3) for n >= 3, where a(0) = 2, a(2) = 4, a(3) = 5. A288668

Number of (n+2)X(2+2) 0..3 arrays with every 3X3 subblock row and column sum not equal to 0 1 3 6 or 7 and every 3X3 diagonal and antidiagonal sum equal to 0 1 3 6 or 7. A252151

T(n,n-3), array T as in A047100. A47105