Properties of the Number 12311

Twelve Thousand Three Hundred Eleven

Basics

Value: 12310 → 12311 → 12312

Parity: odd

Prime: No

Previous Prime: 12301

Next Prime: 12323

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 13 × 947

Divisors: 1, 13, 947, 12311

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000000010111

Octal: 30027

Duodecimal: 715B

Hexadecimal: 3017

Square: 151560721

Square Root: 110.95494581135173

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

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction. A250853

T(n,k)=Number of nXk 0..3 arrays with antidiagonals unimodal and rows and diagonals nondecreasing. A223961

a(n) = 1 + (number of partitions of n, n>0). A52810

Positive fundamental solution x(n) of the generalized Pell equation X² - D(n) Y(n) = 2 with D(n) = A261246(n). A261247

Difference between upper and lower member of a pair of adjacent perfect powers A340700 and A340701, both with exponents > 2. A340706

Numbers k such that A(k+1) = A(k) + 1, where A() = A005101() are the abundant numbers. A169822

Smallest number k such that n! - k is a square. A66857

Structured small rhombicubeoctahedral numbers. A100149

a(n) = 38·n² - 1. A158596

Numbers whose product of digits is 6. A199988