Properties of the Number -16810

Sixteen Thousand Eight Hundred Ten

Basics

Value: -16811 → -16810 → -16809

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 × 5 × 41 ²

Divisors: 1, 2, 5, 10, 41, 82, 205, 410, 1681, 3362

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100000110101010

Octal: -40652

Duodecimal: -988A

Hexadecimal: -41aa

Square: 282576100

Square Root: 129.65338406690356

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

a(n) = 10·n². A33583

Square array read by antidiagonals: T(m,n) = number of spanning trees in C_m X C_n. A212796

a(n) = floor(average of first n cubes). A78618

Integer averages of the first perfect cubes up to some n³. A164577

Number of spanning trees in C₅ X C_n. A358810

a(n) = floor(1/(n-1) * ∑_k=1..n-1 a(k)^n/k), given a(0)=1, a(1)=2, a(2)=5. A79117

Number of (w,x,y) with all terms in {0,...,n} and |w-x| + |x-y| ≠ w+x+y. A213480

Numbers of the form 3^j + 7^k, for j and k >= 0. A226816

Positive integers n such that n | (2ⁿ + n/2 + 1). A15945

Numbers m such that π(m²) is a square. A64523