Properties of the Number 11403

Eleven Thousand Four Hundred Three

Basics

Value: 11402 → 11403 → 11404

Parity: odd

Prime: No

Previous Prime: 11399

Next Prime: 11411

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7 × 181

Divisors: 1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110010001011

Octal: 26213

Duodecimal: 6723

Hexadecimal: 2c8b

Square: 130028409

Square Root: 106.78483038334612

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

Triangle read by rows: T(n,k) is the number of Dyck paths of semilength n having pyramid weight k. A91866

The number of irreducible balanced subsets of [n]. A389802

a(n) = n*(13·n-3)/2. A186030

Expansion of (∏_j>=1 (1-(-x)^j) - 1)⁹ in powers of x. A1487

Expansion of 1/((1-x) * (1-5·x))^3/2. A385563

T(n, 2·n-3), T given by A027960. A27965

Numbers k such that k! - (k-1)! - 1 is prime. A49433

a(n) = A389802(2n+1). A389803

a(n) = (n³ + 6n² - n + 12)/6. A74742

Quadrinomial coefficients. A5719