Properties of the Number 11148

Eleven Thousand One Hundred Forty-Eight

Basics

Value: 11147 → 11148 → 11149

Parity: even

Prime: No

Previous Prime: 11131

Next Prime: 11149

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 929

Divisors: 1, 2, 3, 4, 6, 12, 929, 1858, 2787, 3716

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101110001100

Octal: 25614

Duodecimal: 6550

Hexadecimal: 2b8c

Square: 124277904

Square Root: 105.5840897105241

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 nXk binary arrays with top left value 1 and no two ones adjacent horizontally, diagonally or antidiagonally. A228660

Quintisection and binomial transform of 1/(1-x⁴-x⁵). A99131

a(n) = ∑_{k=0..floor(n/2)} binomial(k,2*(n-2·k)). A392250

Number of tilings of a 5 X n rectangle using n pentominoes of shapes P, U, X. A278330

Number of compositions of n with weakly increasing first quotients. A342492

Geometric mean of digits = 2 and digits are in nondecreasing order. A69512

Irregular array T(n,k) of the numbers of non-extendable (complete) non-self-adjacent simple paths incorporating each of a minimal subset of nodes within a square lattice bounded by rectangles with nodal dimensions n and 5, n >= 2. A214563

Triangle read by rows: T(n,k) is the number of unlabeled connected multigraphs with n edges on k nodes and degree >= 3 at each node, loops allowed, n >= 2, 1 <= k <= floor(2·n/3). A360862

Self-convolution cube of A073711. A194279

Irregular array T(n,k) of the numbers of non-extendable (complete) non-self-adjacent simple paths incorporating each of a minimal subset of nodes within a square lattice bounded by rectangles with nodal dimensions n and 6, n >= 2. A214601