Properties of the Number 11420

Eleven Thousand Four Hundred Twenty

Basics

Value: 11419 → 11420 → 11421

Parity: even

Prime: No

Previous Prime: 11411

Next Prime: 11423

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 5 × 571

Divisors: 1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110010011100

Octal: 26234

Duodecimal: 6738

Hexadecimal: 2c9c

Square: 130416400

Square Root: 106.86440005914037

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

Sum of the third largest parts of the partitions of n into 10 squarefree parts. A326635

Structured triakis tetrahedral numbers (vertex structure 4). A100175

Triangle read by rows: T(n,k) is the number of nonseparable planar maps with 2·n+1 edges and a fixed outer face of 2·k edges which are invariant under a rotation of a 1/2 turn. A91665

Expansion of ( ∑_{n = -infinity..infinity} x^n² )^-10. A4411

Triangle of rooted planar maps, read by rows. A46652

Length of n-th term of A022470. A22471

Positions of -4's in A346242. A372564

Numbers n such that φ(n) + φ(n+1) = σ(n)/2. A76647

Row sums of A163334 and A163336 divided by 6. A163479

Number of binary arrays indicating the locations of trailing edge maxima of a random length-n 0..3 array extended with zeros and convolved with 1,4,6,4,1. A221994