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Properties of the Number 10812

Ten Thousand Eight Hundred Twelve

Basics

Value: 10811 → 10812 → 10813

Parity: even

Prime: No

Previous Prime: 10799

Next Prime: 10831

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 2 × 3 × 17 × 53

Divisors: 1, 2, 3, 4, 6, 12, 17, 34, 51, 53

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10101000111100

Octal: 25074

Duodecimal: 6310

Hexadecimal: 2a3c

Square: 116899344

Square Root: 103.98076745244767

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

Stirling numbers of the first kind: s(n+2, n). A914
T(n,k)=Number of nXk binary arrays without the pattern 0 0 1 antidiagonally or horizontally. A188992
T(n,k)=Number of length n+4 0..k arrays with no pair in any consecutive five terms totalling exactly k. A246737
T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the upper median minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one. A238046
T(n,k)=Number of length-(n+1) 0..k arrays with new values introduced in sequential order, and with new repeated values introduced in sequential order, both starting with zero. A268327
Product of prime(n+1)-1 and prime(n)-1. A83553
Coefficient array for certain polynomials N(3; k,x) (rising powers of x). A62746
G.f.: (1 + 5·x + 5·x2 + x3)/∏i=1..10 (1 - xi). A256977
a(n) = 16·n2 - 4. A158443
Number of tilings of a 5 X n rectangle using n pentominoes of shapes L, U, I. A251737