Properties of the Number 10840

Ten Thousand Eight Hundred Forty

Basics

Value: 10839 → 10840 → 10841

Parity: even

Prime: No

Previous Prime: 10837

Next Prime: 10847

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 5 × 271

Divisors: 1, 2, 4, 5, 8, 10, 20, 40, 271, 542

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101001011000

Octal: 25130

Duodecimal: 6334

Hexadecimal: 2a58

Square: 117505600

Square Root: 104.11532067856297

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

Growth series for affine Coxeter group B₄. A267167

Triangle read by rows: T(n,m) (n >= m >= 1) = number of line segments formed by drawing the lines connecting any two of the 2*(m+n) perimeter points of an m X n grid of squares. A331454

Triangle T(n,d) read by rows: Number of ascent sequences of length n with d zeros. A175579

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 1, 2, 5 or 8 king-move adjacent elements, with upper left element zero. A305340

Size of acyclic domain of size n based on the alternating scheme. A144685

Sophie Germain 5-almost primes. A211162

Numbers k such that 27·k+1 is a square. A219258

a(n) = floor( n*(n-1)*(n-2)/29 ). A11911

McKay-Thompson series of class 23A for Monster. A58570

McKay-Thompson series of class 23A for the Monster group with a(0) = 1. A134781