Properties of the Number -160648

One Hundred Sixty Thousand Six Hundred Forty-Eight

Basics

Value: -160649 → -160648 → -160647

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ³ × 43 × 467

Divisors: 1, 2, 4, 8, 43, 86, 172, 344, 467, 934

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -100111001110001000

Octal: -471610

Duodecimal: -78B74

Hexadecimal: -27388

Square: 25807779904

Square Root: 400.80918153156125

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

Triangle read by rows: T(n,f) is the number of rooted maps with n edges and f faces on an orientable surface of genus 0. A269920

Triangle read by rows: T(n,g) is the number of rooted maps with n edges and 3 faces on an orientable surface of genus g. A270407

Triangle read by rows: T(n,g) is the number of rooted maps with n edges and 7 faces on an orientable surface of genus g. A270411

Number of genus 0 rooted maps with 3 faces with n vertices. A184

Column 0 of triangle A116077. A116078

Triangular matrix T, read by rows, such that the anticommutator of T and U shifts the columns of T up 1 row: {T,U}(n,k) = T(n+1,k), where U denotes the triangular matrix defined by U(n,k) = A000108(n-k) = Catalan(n-k) for n>=k and where T(n,n) = (n+1). A116077