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Properties of the Number -16065

Sixteen Thousand Sixty-Five

Basics

Value: -16066 → -16065 → -16064

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 3 × 5 × 7 × 17

Divisors: 1, 3, 5, 7, 9, 15, 17, 21, 27, 35

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11111011000001

Octal: -37301

Duodecimal: -9369

Hexadecimal: -3ec1

Square: 258084225

Square Root: 126.74778104566565

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

Output of Knuth's "man or boy" test for varying k. A132343
Irregular triangle, read by rows: Coefficients of the polynomials Pn, n>=2 such that the series f(x) = c + c(x-c) + ∑n>=2 Pn(c)/c(n-1*(n+2)/2+1) (x-c)n/n! satisfies f(c) = c and f'(f(x)) = x near the fixed point c in (0,oo). A375720
Odd abundant numbers (odd numbers m whose sum of divisors exceeds 2m). A5231
The non-repetitive Kaprekar binary numbers in decimal. A163205
Odd infinitary abundant numbers. A127666
Odd bi-unitary abundant numbers: odd numbers k such that bsigma(k) > 2·k, where bsigma is the sum of the bi-unitary divisors function (A188999). A293186
T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 0 and 0 1 0 vertically. A208078
Numbers k such that k-4, k-2, k+2 and k+4 are prime. A173037
Row 8 of array in A288580. A92973
Odd integers that do not generate monotonically decreasing infinitary aliquot sequences. A127667