Properties of the Number 11129

Eleven Thousand One Hundred Twenty-Nine

Basics

Value: 11128 → 11129 → 11130

Parity: odd

Prime: No

Previous Prime: 11119

Next Prime: 11131

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 31 × 359

Divisors: 1, 31, 359, 11129

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101101111001

Octal: 25571

Duodecimal: 6535

Hexadecimal: 2b79

Square: 123854641

Square Root: 105.49407566304374

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

Lexicographically earliest increasing sequence which lists the positions of the zero digits in the sequence. A167519

a(n) = a(n-1) + a(floor(n/2)) + a(ceiling(n/2)). A131205

Number of partitions of n having twice as many even parts as odd. A239004

Number of partitions p of n such that (sum of parts with multiplicity 1) < (sum of all other parts). A240448

Number of partitions p of n such that (sum of parts with multiplicity 1) <= (sum of all other parts). A240449

Cycle of the inventory sequence (as in A063850) starting with n consists of prime numbers. A78970

Number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 145", based on the 5-celled von Neumann neighborhood. A270286

Number of quadrilateral regions in a "frame" of size n X n (see Comments in A331776 for definition), divided by 8. A332596

a(n) = ∑_k=0..n (-1)^k * (3·k+1) * binomial(5·n-2·k+1,n-k)/(5·n-2·k+1). A390743

A nonsense sequence. A89075