Properties of the Number 22692

Twenty-Two Thousand Six Hundred Ninety-Two

Basics

Value: 22691 → 22692 → 22693

Parity: even

Prime: No

Previous Prime: 22691

Next Prime: 22697

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 31 × 61

Divisors: 1, 2, 3, 4, 6, 12, 31, 61, 62, 93

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101100010100100

Octal: 54244

Duodecimal: 11170

Hexadecimal: 58a4

Square: 514926864

Square Root: 150.63864046120437

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

a(n) = 3·2*1 - 6·5*4 + 9·8*7 - 12·11·10 + 15·14·13 - 18·17·16 + ... - (up to the n-th term). A319886

Sum of all the parts in the partitions of n into 9 parts. A326464

"Correlation triangle" of central binomial coefficients A000984. A115255

a(n) = a(n-1)+9·a(n-2) initialized with a(0)=1, a(1)=3. A122994

Matrix square of triangle T = A141712, where the n-th diagonal of T equals the BINOMIAL transform of the (n-1)-th diagonal of T². A141715

12 times hexagonal numbers: 12·n*(2·n-1). A143698

a(n) = A121296(n) - A121263(n). A130287

Least m>0 for which m + n² is a square and m + triangular(n) is a triangular number (A000217). A267140

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 817", based on the 5-celled von Neumann neighborhood. A273648

Triangle read by rows: T(n,k) is the number of chains of length k in the partially ordered (by subspace inclusion) set of all subspaces of GF(2)ⁿ, n>=0, 0<=k<=n. A293845