Properties of the Number 13885

Thirteen Thousand Eight Hundred Eighty-Five

Basics

Value: 13884 → 13885 → 13886

Parity: odd

Prime: No

Previous Prime: 13883

Next Prime: 13901

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 2777

Divisors: 1, 5, 2777, 13885

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 11011000111101

Octal: 33075

Duodecimal: 8051

Hexadecimal: 363d

Square: 192793225

Square Root: 117.83462988442744

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

Numbers k such that 7^k + 4 is prime. A96305

Minimal exponents m such that the fractional part of (11/10)^m obtains a minimum (when starting with m=1). A153685

Numbers k such that the fractional part of (11/10)^k is less than 1/k. A153686

Sum of the ninth largest parts of the partitions of n into 10 parts. A326590

a(n) = 9·n² - 13·n + 5. A214675

Number of (unordered) ways of making change for n cents using coins of 1/2, 1, 2, 3, 5, 10, 20, 25, 50, 100 cents (all historical U.S.A. coinage denominations up to 100 cents). A67997

Number of solid partitions of n supported on graph of cube. A3404

Expansion of g.f. A(x) satisfying A(x)² = A( x²/(1-2·x)⁵ ). A375455

Indices of zeros in A269783. A269967

Expansion of ∏_k>0 (1 - x^k)^5·k. A316464