Properties of the Number -7168

One Hundred Sixty-Eight

Basics

Value: -7169 → -7168 → -7167

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ¹⁰ × 7

Divisors: 1, 2, 4, 7, 8, 14, 16, 28, 32, 56

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1110000000000

Octal: -16000

Duodecimal: -4194

Hexadecimal: -1c00

Square: 51380224

Square Root: 84.6640419540669

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 of coefficients of Euler polynomials 2ⁿ*E_n(x) (exponents in increasing order). A4174

a(n) = ∑_k=0..n k⁵ * (-1)^k * 3^n-k * binomial(n,k). A383152

Triangle of coefficients of Euler polynomials 2ⁿ*E_n(x) (exponents in decreasing order). A4175

Triangle read by rows: T(0,0)=1; T(n,k) = 2·T(n-1,k)-2·T(n-1,k-1)+T(n-1,k-2), for k = 0, 1, ..., 2·n; T(n,k)=0 for n or k < 0. A304209

a(0)=1. a(n) = 2^n-2*(5-n), for n>0. A172160

Irregular triangle read by rows: coefficients of minimal polynomial of a certain algebraic number S2(2·k) from Q(2·cos(π/(2·k))) related to the regular (2·k)-gon. A228782

Triangle read by rows: nonzero coefficients of polynomials 2ⁿ*E(n,x), with E the Euler polynomials. A99932

Triangle read by rows of coefficients of Chebyshev-like polynomials P_n,2(x) with 0 omitted (exponents in increasing order). A136388

Triangle read by rows: T(n,k) = (-1)^n-k * r16(n-k) * 2^3·b(k) * sigma₃(O(k)), for k=1 to n, for n>=1 (see comments for terms used). A193354

Coefficients of (x^1/4*d/dx)ⁿ for n positive integer. A223534