Properties of the Number 13786

Thirteen Thousand Seven Hundred Eighty-Six

Basics

Value: 13785 → 13786 → 13787

Parity: even

Prime: No

Previous Prime: 13781

Next Prime: 13789

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 61 × 113

Divisors: 1, 2, 61, 113, 122, 226, 6893, 13786

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11010111011010

Octal: 32732

Duodecimal: 7B8A

Hexadecimal: 35da

Square: 190053796

Square Root: 117.41379816699569

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

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the permanents of all 2X2 subblocks equal and nonzero. A204840

Number of trapezoidal words of length n. A260881

MM-numbers of capturing, non-nesting multiset partitions (with empty parts allowed). A326260

Molien series for group of order 4608 acting on joint weight enumerators of a pair of binary doubly-even self-dual codes. A97870

Number of ordered triples (w,x,y) with all terms in {1,...,n} and w²+x²+y²>n. A211640

Number of compositions of n in which the maximal multiplicity of parts equals 7. A243124

a(n) is the largest number t such that there exist numbers i,j,k such that, for all m <= t, there exist integers x,y,z with x·i + y·j + z·k = m and |x|+|y|+|z| <= n. A383579

Numbers whose set of base-15 digits is {1,4}. A32827

a(1) = 1; a(n) = τ(n) - τ(n-1)* a(n-1) if n > 1. A79898

Number of (n+1) X 2 0..2 arrays with the permanents of all 2 X 2 subblocks equal and nonzero. A204833