Properties of the Number -161928

One Hundred Sixty-One Thousand Nine Hundred Twenty-Eight

Basics

Value: -161929 → -161928 → -161927

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ³ × 3 ² × 13 × 173

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 13, 18

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100111100010001000

Octal: -474210

Duodecimal: -79860

Hexadecimal: -27888

Square: 26220677184

Square Root: 402.40278329057315

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

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with every 2X2 subblock having the same number of equal edges, and new values 0..1 introduced in row major order. A205318

Coefficients in q-expansion of E₂*E₄³, where E₂ and E₄ are respectively the Eisenstein series A006352 and A004009. A282549

Number of (n+1) X 3 0..1 arrays with every 2 X 2 subblock having the same number of equal edges, and new values 0..1 introduced in row major order. A205312

Number of (n+1)X8 0..1 arrays with every 2X2 subblock having the same number of equal edges, and new values 0..1 introduced in row major order. A205317