Properties of the Number 13682

Thirteen Thousand Six Hundred Eighty-Two

Basics

Value: 13681 → 13682 → 13683

Parity: even

Prime: No

Previous Prime: 13681

Next Prime: 13687

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 6841

Divisors: 1, 2, 6841, 13682

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11010101110010

Octal: 32562

Duodecimal: 7B02

Hexadecimal: 3572

Square: 187197124

Square Root: 116.9700816448377

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 permutations of [1..n] which avoid 4231 and 42513. A98746

Difference of two positive 5th powers. A181124

T(n,k)=Number of nXk arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without 2-loops or left turns. A221787

a(n) = 7ⁿ - 5ⁿ. A121213

a(0) = 1, for n > 0: a(n) = ∑_k=0..n-1 a(k) * (1 + a(n-1-k)). A215973

Numbers missing from A134419 despite satisfying the necessary congruence conditions (see comments). A274471

Number of points on the surface of 5-dimensional cube. A8512

Monotonic ordering of nonnegative differences 7ⁱ-5^j, for 40>= i>=0, j>=0. A192196

Numbers missing from A001032 despite satisfying the necessary congruence conditions (see comments). A274469

Positive numbers k such that k = x⁵ + y⁵ has a solution in nonzero integers x, y. A20896