ℕ atory
Play Now

Properties of the Number 13816

Thirteen Thousand Eight Hundred Sixteen

Basics

Value: 13815 → 13816 → 13817

Parity: even

Prime: No

Previous Prime: 13807

Next Prime: 13829

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 3 × 11 × 157

Divisors: 1, 2, 4, 8, 11, 22, 44, 88, 157, 314

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11010111111000

Octal: 32770

Duodecimal: 7BB4

Hexadecimal: 35f8

Square: 190881856

Square Root: 117.54148203932091

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) is the smallest number of grains of sand placed at the center square of a (2n-1) X (2n-1) table so that some grains drop off the table by the end of the diffusion process. A259013
Numbers k such that there are exactly four biquadratefree powerful numbers (A338325) between k2 and (k+1)2. A338391
a(n) = floor(sqrt(Bell(n))). A192570
Number of rooted identity trees with n vertices whose non-leaf terminal subtrees are not all different. A324971
Gaps of 7 in sequence A038593 (lower terms). A38653
Self-convolution equals the binomial transform of A090358: A2 = BINOMIAL(A090358), where A0903586 = BINOMIAL(A0903585). A90359
Number of convex polyominoes with a 3 X n+1 minimal bounding rectangle. A93119
Number of factorizations of mn into 3 factors, where m is a product of exactly 3 distinct primes and each factor is a product of n primes (counted with multiplicity). A257464
Numbers which retain their position in A073666 (position not disturbed by the rearrangement). A73667
Number of (n+1)X(n+1) 0..1 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction. A250652