Properties of the Number 26193

Twenty-Six Thousand One Hundred Ninety-Three

Basics

Value: 26192 → 26193 → 26194

Parity: odd

Prime: No

Previous Prime: 26189

Next Prime: 26203

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 8731

Divisors: 1, 3, 8731, 26193

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110011001010001

Octal: 63121

Duodecimal: 131A9

Hexadecimal: 6651

Square: 686073249

Square Root: 161.84251604569178

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

G.f. satisfies A(x) = 1/(1-x) + x*(1-x)*A(x)⁴. A364592

Extrapolation for (n + 1)-st odd prime made by fitting least-degree polynomial to first n odd primes. A140118

Number of days after Mar 01 00 such that the date written in the format DD.MM.YY is palindromic. A210887

a(n) = A276086(n) - n, where A276086 is the primorial base exp-function. A351225

Lengths of runs of identical terms in A353710. A353718

a(n) = ∑_k=0..n binomial(3·n+k-1,n-k). A390337

T(n,n-6), array T as in A038792. A38796

Indices of primes in sequence defined by A(0) = 73, A(n) = 10·A(n-1) + 13 for n > 0. A101140

Characteristic polynomials of Jacobi coordinates. Triangle read by rows, T(n, k) for 0 <= k <= n. A298854

a(n)/n! is the expected number of left-to-right maxima in the lexicographical or colexicographical ordering of all the 3-subsets of [n] under a random permutation of [n], when the 3-subsets hold the worst order of ranks. A308860