Properties of the Number -13838

Thirteen Thousand Eight Hundred Thirty-Eight

Basics

Value: -13839 → -13838 → -13837

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 11 × 17 × 37

Divisors: 1, 2, 11, 17, 22, 34, 37, 74, 187, 374

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -11011000001110

Octal: -33016

Duodecimal: -8012

Hexadecimal: -360e

Square: 191490244

Square Root: 117.63502879669814

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 3 X 3 matrices with nonnegative integer entries and all row sums equal to n, up to row and column permutation. A58389

a(n) = n*(n + 7)*(n + 14)/6. A264444

First differences of A307632. A348773

Principal diagonal of the convolution array A213778. A213779

a(n) = A348773(2·n). A348775

a(n) = s(1)s(n) + s(2)s(n-1) + ... + s(k)s(n+1-k), where k = [ (n+1)/2 ], s = A000201 (lower Wythoff sequence). A24685

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 1), (-1, 1, 1), (0, 1, 1), (1, -1, 1), (1, 0, -1)}. A149068

Numbers n such that n¹⁶+1 and (n+2)¹⁶+1 are both prime. A217991