Properties of the Number 13941

Thirteen Thousand Nine Hundred Forty-One

Basics

Value: 13940 → 13941 → 13942

Parity: odd

Prime: No

Previous Prime: 13933

Next Prime: 13963

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 1549

Divisors: 1, 3, 9, 1549, 4647, 13941

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11011001110101

Octal: 33165

Duodecimal: 8099

Hexadecimal: 3675

Square: 194351481

Square Root: 118.07201192492656

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

Centered 17-gonal numbers: (17·n² - 17·n + 2)/2. A69130

a(n) = 8·n² - 4·n - 3. A118057

a(n) = 12·n² + 2·n + 1. A194454

Numbers with 3 or more prime factors (with multiplicity) such that every concatenation of their prime factors is prime. A217264

a(n) is the number of vertices formed by n-secting the angles of a nonagon (enneagon). A335782

a(n) = A078274(n)/11. A78277

Solution of the complementary equation a(n) = 2·a(n-2) - b(n-2) + n, where a(0) = 3, a(1) = 4, b(0) = 1, and (a(n)) and (b(n)) are increasing complementary sequences. A295069

a(n) = T(n) concatenated with reverse(T(n)) divided by 11, where T(n) is the n-th triangular number. A84008

a(n) is the smallest k such that the sum of the first k primes is >= 10ⁿ. A323362

Expansion of e.g.f. 1/(2 - exp(x) - x/(1 - x)). A352292