Properties of the Number 13990

Thirteen Thousand Nine Hundred Ninety

Basics

Value: 13989 → 13990 → 13991

Parity: even

Prime: No

Previous Prime: 13967

Next Prime: 13997

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 5 × 1399

Divisors: 1, 2, 5, 10, 1399, 2798, 6995, 13990

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11011010100110

Octal: 33246

Duodecimal: 811A

Hexadecimal: 36a6

Square: 195720100

Square Root: 118.27933040053955

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

Number of partitions of n if there are two kinds of 1's and two kinds of 2's. A97

T(n,k)=Number of length n+4 0..k arrays with no five consecutive terms having two times the sum of any three elements equal to three times the sum of the remaining two. A249001

a(n) = ∑_{k >= 0} binomial(n,5·k+3). A139748

Closed walks of length n along the edges of a pentagon based at a vertex. A54877

Expansion of ∏_m>=1 (1 + q^m)^-8. A7259

Numbers n such that n!8-1 is prime. A204662

Coefficients of completely replicable function "6d". A7263

Expansion of ((theta₂)⁴ + (theta₃)⁴) / η(z/2)⁴. A14705

McKay-Thompson series of class 12D for the Monster group. A101127

Number of closed walks of length 2n at a vertex of the cyclic graph on 10 nodes C₁₀. A95929