Properties of the Number -16807

Sixteen Thousand Eight Hundred Seven

Basics

Value: -16808 → -16807 → -16806

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 7 ⁵

Divisors: 1, 7, 49, 343, 2401, 16807

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100000110100111

Octal: -40647

Duodecimal: -9887

Hexadecimal: -41a7

Square: 282475249

Square Root: 129.64181424216494

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

Discriminant of n-th cyclotomic polynomial. A4124

A Chebyshev transform of the Padovan-Jacobsthal numbers. A99492

Totally multiplicative sequence with a(p) = 7*(p-3) for prime p. A167317

Expansion of (f(-x)³ / f(-x²))⁶ - 64·x * (f(-x²)³ / f(-x))⁶ in powers of·where f() is a Ramanujan θ function. A258739

Discriminant of the (2n)-th cyclotomic field Q(zeta_2n). Equivalently, discriminant of the (2n)-th cyclotomic polynomial. A344407

Irregular triangle T(n,k), n >= 0, 0 <= k <= 2·n+1, read by rows, where T(n,k) = [x^k] (1-x)ⁿ⁺¹ * ∑_k=0..n (k+1)ⁿ * x^k. A382287

Scaled row sum zero vector recursion:s=7; v(n)={sⁿ⁺¹,sⁿ⁺¹-Sum[sⁱ,{i,2,n}],sⁿ,...,-1}/s². A152861

Number of trees on n labeled nodes: n^n-2 with a(0)=1. A272

Fifth powers: a(n) = n⁵. A584

Powers of 7: a(n) = 7ⁿ. A420