Properties of the Number -10645

Ten Thousand Six Hundred Forty-Five

Basics

Value: -10646 → -10645 → -10644

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 5 × 2129

Divisors: 1, 5, 2129, 10645

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10100110010101

Octal: -24625

Duodecimal: -61B1

Hexadecimal: -2995

Square: 113316025

Square Root: 103.1746092796091

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) = floor( n*(n-1)*(n-2)/27 ). A11909

Nonnegative numbers of the form n³ (+/-) 3, n >= 0. A52276

Numbers k such that the k-th triangular number contains only digits {3,5,6}. A119187

a(n) = Sum {j=1..n} j·A001462(j). A143125

Number of Dyck n-paths all of whose ascents and descents have lengths equal to 1 (mod 7). A212366

Subword complexity of a the infinite word Prod_i>=1 Prod_j=1..i a^j b^i-j+1. A338761

G.f. satisfies A(x) = 1 + x·A(x) / (1 - x²*A(x)⁴). A365692

Five-digit odd semiprimes with all digits distinct. A247948

Numbers whose base-4 representation contains exactly four 1's and three 2's. A45108

Interprimes which are of the form s·prime, s=5. A75280