Properties of the Number -16726

Sixteen Thousand Seven Hundred Twenty-Six

Basics

Value: -16727 → -16726 → -16725

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 8363

Divisors: 1, 2, 8363, 16726

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100000101010110

Octal: -40526

Duodecimal: -981A

Hexadecimal: -4156

Square: 279759076

Square Root: 129.3290377293514

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

Expansion of e.g.f. tan(tanh(x))*sin(x) (even powers only). A9717

Expansion of e.g.f.: tanh(tan(x))*exp(x). A9810

Semiprimes in A056105. A113519

a(n) = number of steps to reach 0 when starting from k = (n³)-1 and repeatedly applying the map that replaces k with k - A055401(k), where A055401(k) = the number of positive cubes needed to sum to k using the greedy algorithm. A261228

Monotonic ordering of nonnegative differences 7ⁱ-3^j, for 40>= i>=0, j>=0. A192154

Sum of distinct products i·j with 1 <= i, j <= n. A321165

Number of dominating induced trees in the n-ladder graph P₂_X P_n. A360848

Upper (1/3,1/2) midsequence of (n²) and (n³); see Comments. A390566

a(n) = ceiling(n³*(π/2)). A248198

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 0, 1), (0, 1, 0), (1, -1, 0), (1, 0, -1)}. A148198