Properties of the Number -293

Two Hundred Ninety-Three

Basics

Value: -294 → -293 → -292

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 293

Divisors: 1, 293

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100100101

Octal: -445

Duodecimal: -205

Hexadecimal: -125

Square: 85849

Square Root: 17.11724276862369

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 numerators of coefficients of Faulhaber polynomials in Knuth's version. A93556

Triangle of numerators of coefficients of Faulhaber polynomials used for sums of even powers. A93558

Sequence is {a(7,n)}, where a(m,n) is defined in sequence A110665. A110672

Expansion of φ(-x) * χ(-x) in powers of·where φ(), χ() are Ramanujan θ functions. A132970

Triangle read by rows: n-th row (n>=0) gives coefficients of characteristic polynomial of n X n generalized Cartan matrix M defined in Comments. A136678

Coefficients of denominator polynomials T(n,x) associated with reciprocation. A147986

Numerator of Hermite(n, 1/14). A159507

G.f. satisfies A(x) = (1 + x) * (1 - x·A(x)²). A364371

a(n) = A325977(A228058(n)). A389217

Number of partitions of n with even crank minus number of partitions of n with odd crank. A124226