Properties of the Number 11230

Eleven Thousand Two Hundred Thirty

Basics

Value: 11229 → 11230 → 11231

Parity: even

Prime: No

Previous Prime: 11213

Next Prime: 11239

Digit Sum: 7

Digital Root: 7

Palindrome: No

Factorization: 2 × 5 × 1123

Divisors: 1, 2, 5, 10, 1123, 2246, 5615, 11230

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10101111011110

Octal: 25736

Duodecimal: 65BA

Hexadecimal: 2bde

Square: 126112900

Square Root: 105.97169433391164

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 reduced words of length n in the Weyl group D₇. A162210

Numbers k such that numerator(Bernoulli(2·k)/(2·k)) is different from numerator(Bernoulli(2·k)/(2·k*(2·k-1))). A90495

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 0 and 1 1 1 vertically. A207346

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 1 1 1 horizontally and 0 0 1 and 0 1 0 vertically. A207774

Numbers of rank 10 in the poset of lunar numbers. A191752

a(n) = ∑_k=1..n k² * floor(n/k)². A350123

a(n) = A007318 * [1, 6, 14, 9, 0, 0, 0, ...]. A143690

Numbers n such that 5·6ⁿ + 1 is prime. A247260

Number of pure 2-complexes on 6 unlabeled nodes with n multiple 2-simplexes. A50911

Numbers k such that k and k+1 are both binary Moran numbers (A334344). A334345