Properties of the Number 9914

Nine Thousand Nine Hundred Fourteen

Basics

Value: 9913 → 9914 → 9915

Parity: even

Prime: No

Previous Prime: 9907

Next Prime: 9923

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 4957

Divisors: 1, 2, 4957, 9914

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10011010111010

Octal: 23272

Duodecimal: 58A2

Hexadecimal: 26ba

Square: 98287396

Square Root: 99.56907150315303

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..3 arrays with every 2 X 2 subblock summing to 6 and no 2 X 2 subblock having exactly two nonzero entries. A251236

Floor(ζ(3)ⁿ). A125890

Number of 2-matchings of the n X n grid graph. A242856

Triangle read by rows: T(n,k) is the number of deco polyominoes of height n and having k columns of odd length (0<=k<=n). A deco polyomino is a directed column-convex polyomino in which the height, measured along the diagonal, is attained only in the last column. A121745

Smallest m such that A070965(m) = -n. A227954

Numbers k such that 10·k-1, 10·k-3, 10·k-7 and 10·k-9 are all prime. A64975

Positions of 4's in A038800 with offset 1. A115095

Number of binary words of length n containing at least one subword 1000001 and no subwords 10ⁱ1 with i<5. A143285

G.f. satisfies: A(x) = Catalan(x + x² + x³*A(x)) where Catalan(x) = (1-sqrt(1-4·x))/(2x) is the g.f. of A000108. A162162

Least even number k such that the continued fraction for sqrt(k) has period n. A288185