Properties of the Number -121014

One Hundred Twenty-One Thousand Fourteen

Basics

Value: -121015 → -121014 → -121013

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ⁶ × 83

Divisors: 1, 2, 3, 6, 9, 18, 27, 54, 81, 83

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11101100010110110

Octal: -354266

Duodecimal: -5A046

Hexadecimal: -1d8b6

Square: 14644388196

Square Root: 347.8706656215784

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 T(n,k) (0 <= k <= n) read by rows: top entry is 1, all other rows begin with 0; typical entry is sum of entry to left plus sum of all entries above it in the triangle. A59226

T(n,k)=Number of nXk 0..3 arrays avoiding the patterns z z+1 z or z z-1 z in any row, column, diagonal or antidiagonal. A207283

Numbers k whose bi-unitary divisors have an even sum which is larger than 2k, but they cannot be partitioned into two disjoint parts whose sums are equal. A323342

A diagonal of triangle defined in A059226. A59229

Sum of the Strahler numbers of all full binary trees with n internal vertices. A127152

G.f.: (t⁵ + 2·t⁴ + t³ + 2·t² + t) / (t⁶ + t⁵ - 2·t⁴ - 5·t³ - 2·t² + t + 1). A180510

Number of nX3 0..3 arrays avoiding the patterns z z+1 z or z z-1 z in any row, column, diagonal or antidiagonal. A207278

Expansion of ∏_k>=1 1 / (1 - 2·3^k*x^k). A300583

a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (F(2), F(3), F(4), ...), t = A014306. A25110

Number of n X n 0..3 arrays avoiding the patterns z z+1 z or z z-1 z in any row, column, diagonal or antidiagonal. A207275