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Properties of the Number 11992

Eleven Thousand Nine Hundred Ninety-Two

Basics

Value: 11991 → 11992 → 11993

Parity: even

Prime: No

Previous Prime: 11987

Next Prime: 12007

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 3 × 1499

Divisors: 1, 2, 4, 8, 1499, 2998, 5996, 11992

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10111011011000

Octal: 27330

Duodecimal: 6B34

Hexadecimal: 2ed8

Square: 143808064

Square Root: 109.50799057603056

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

Number of non-isomorphic multiset partitions of multiset partitions of multisets of size n. A318566
Array read by antidiagonals upwards where A(n, k) is the number of non-isomorphic multiset partitions of weight n with k levels of brackets. A306186
Triangle read by rows: T(n,k) = number of AVL trees of height n with k (leaf-) nodes, n>=0, fibonacci(n+2)<=k<=2n. A143897
Triangle read by columns: T(n,k) = number of AVL trees of height n with k (leaf-) nodes, k>=1, A029837(k)<=n<A072649(k). A217298
a(n) is the smallest number of grains of sand placed at the center square of a (2n-1) X (2n-1) table so that some grains drop off the table by the end of the diffusion process. A259013
Least positive integer k such that prime(k) + prime(k·n) is a square. A259712
Number of height minimal AVL trees with n (leaf-) nodes. A217299
Shapes of height-balanced AVL trees of height at most 5 with n nodes. A36662
Minimal total volume of n bricks with integer sides, all sides being different. Lowest value of sum of products of triples p·q*r chosen from [1,3n]. A72368
a(n) = spt(5n+4)/5 where spt(n) = A092269(n). A220505